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OMRON HN289 Midnight Black Scale

OMRON HN289 Midnight Black Scale

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  • 6. Over 22 million patients treated with semaglutide-based therapies since 2018

  • ✔️ Accurate to 0.1 kg for precise weight tracking
  • ✔️ Supports kg, lb, and st/lb unit selection
  • ✔️ Auto-on function activates instantly when stepped on
  • ✔️ Large LCD display for clear, easy-to-read results
  • ✔️ 150 kg maximum capacity suits most adult users

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What Is a Digital Weighing Scale and Why Choose the Omron HN289?

 

Keeping track of your body weight is one of the simplest things you can do to support your overall health. Whether you are managing your weight after a lifestyle change, monitoring progress during a fitness programme, or simply staying aware of your health numbers, having a reliable scale at home makes a real difference. The digital weighing scale from Omron — the HN289 in Midnight Black — offers clean, accurate readings in a compact, stylish design that fits neatly into any bathroom. At just £18.99, it sits in a practical price range without cutting corners on reliability. If you are also exploring other health monitoring tools, you might find our electrical health and diagnostic range useful alongside this scale.

Omron is a well-established name in health monitoring devices, trusted by healthcare professionals and patients alike. The HN289 model features a large, easy-to-read LCD display, a slim profile, and a midnight black finish that looks far more considered than the average white plastic scale. It measures body weight in kilograms, pounds, or stones and pounds — whichever unit you prefer — and displays readings to the nearest 0.1 kg for precision you can actually rely on.

 

How Does the Omron HN289 Weighing Scale Work?

 

The HN289 uses strain gauge sensor technology — the same principle found in clinical-grade weighing equipment — to measure the force your body exerts on the platform. When you step on, the sensors detect the load and convert it into a digital reading displayed on the LCD screen within seconds. There is no need to tap the scale to activate it first; it uses an auto-on function that powers up the moment you step on.

  • Strain gauge sensors detect body weight via pressure measurement
  • Auto-on activation — no manual button press required
  • Readings displayed to 0.1 kg precision on a backlit LCD screen
  • Supports kg, lb, and st/lb unit selection to suit personal preference
  • Auto-off function preserves battery life after each use

 

Who Should Use the Omron HN289 Scale?

 

This scale is suitable for most adults who want a straightforward, accurate way to monitor their body weight at home. It is particularly useful if you are working towards a weight management goal, tracking changes following a dietary adjustment, or simply want a more reliable replacement for an older mechanical scale. It is not a medical device for diagnosing conditions, but it is a practical tool for everyday health awareness.

  • Adults monitoring weight as part of a healthy lifestyle
  • Individuals following a weight loss or weight gain programme
  • People managing conditions where weight monitoring is relevant, such as heart failure or diabetes — always alongside professional medical guidance
  • Anyone replacing an inaccurate or outdated mechanical scale

It is not recommended for use by individuals who have a pacemaker or other implanted electronic device, as with any electronic scale. Children should only use it under adult supervision. If you have a clinical need to monitor your weight precisely — for example, during treatment for a serious illness — speak to your GP or nurse about the most appropriate method.

 

How Does the Omron HN289 Compare to Alternative Bathroom Scales?

 

Feature Omron HN289 Midnight Black Basic Mechanical Scale
Display type Digital LCD Analogue dial
Precision 0.1 kg increments Typically 1 kg increments
Unit options kg, lb, st/lb Usually kg or st only
Auto-on function Yes No
Maximum capacity 150 kg Varies (often 120–130 kg)

 

Is the Omron HN289 Suitable for Long-Term Use and How Should It Be Stored?

 

The Omron HN289 digital weighing scale is built for regular, long-term home use. Store it on a flat, dry surface away from moisture — bathrooms can be humid, so avoid leaving it directly next to a shower or bath where it may be exposed to steam repeatedly. Keep it away from direct sunlight and extreme temperatures, which can affect the electronic components over time. Replace the batteries (2 × AAA) when the low battery indicator appears; using the scale with depleted batteries can lead to inaccurate readings.

Monitoring your weight consistently is most meaningful when done at the same time each day — ideally in the morning before eating or drinking. If you are also managing your health with vitamins and supplements or following a structured nutrition plan, pairing those efforts with regular weigh-ins using a reliable digital weighing scale can help you track progress more objectively.

This product is a consumer health device, not a medicine. However, if you are monitoring your weight as part of managing an underlying medical condition, speak to your doctor or pharmacist before making any changes to your health routine.

Omron HN289 Midnight Black Scale specifications
Product category Digital bathroom weighing scale
Brand Omron
Model HN289
Colour Midnight Black
Display LCD digital display
Measurement precision 0.1 kg
Maximum capacity 150 kg
Unit options kg, lb, st/lb
Power source 2 × AAA batteries (included)
Auto-on function Yes
Auto-off function Yes
Suitable for Adults; home use
UK classification Consumer health device (non-medical)

Specifications of Omron HN289 Midnight Black Scale

 

What Is the Omron HN289 Scale and What Is It Used For?

 

The Omron HN289 Midnight Black Scale is a digital bathroom weighing scale designed for accurate, consistent measurement of body weight in the home setting. It is not a medical device and does not diagnose, treat, or monitor any medical condition on its own. Its primary purpose is to help you keep track of your body weight over time — whether that is as part of a weight management plan, a fitness goal, or simply routine health awareness.

Maintaining a healthy body weight is associated with a reduced risk of a range of conditions including type 2 diabetes, cardiovascular disease, and joint problems, according to NHS guidance. Having a reliable scale at home makes it easier to notice gradual changes and respond to them early. The NHS recommends using BMI alongside waist measurement as a guide to whether your weight may be affecting your health.

 

What Do You Need to Know Before Using the Omron HN289 Scale?

 

Although this is a consumer device rather than a prescription product, there are a few important points to be aware of before use.

  • Do not use this scale as a substitute for professional medical assessment of your weight or health status
  • Not suitable for use by individuals with implanted electronic devices such as pacemakers — consult your GP if unsure
  • Do not use on soft or uneven surfaces such as carpet, as this will affect accuracy
  • Not intended for weighing infants or very young children without adult supervision
  • If you have an eating disorder or a history of disordered eating, speak to your GP before using a home weighing scale regularly — frequent weighing may not be appropriate for everyone
  • Do not use the scale to make clinical decisions (e.g. adjusting medication doses based on weight) without professional guidance

There are no known drug interactions associated with using a weighing scale. However, if you are monitoring your weight as part of managing a condition such as heart failure, kidney disease, or diabetes, your healthcare team should be involved in interpreting any changes. You can also explore our diabetes monitoring range for additional home health tools.

 

How Should You Use the Omron HN289 Scale?

 

Using the HN289 correctly ensures you get the most accurate and consistent readings each time. Follow these steps for best results.

  1. Insert the two AAA batteries into the battery compartment on the underside of the scale
  2. Place the scale on a hard, flat, level surface — tile or hardwood flooring is ideal
  3. Select your preferred unit of measurement (kg, lb, or st/lb) using the unit selector switch
  4. Stand on the scale with bare feet, distributing your weight evenly across both feet
  5. Stand still and wait for the reading to stabilise on the LCD display
  6. Step off carefully once the reading has locked in
  7. The scale will power off automatically after use
User group Recommended use Frequency Notes
General adult Routine weight monitoring Once weekly or as preferred Same time of day for consistency
Weight management Tracking progress Once daily (morning) Before eating or drinking
Medical monitoring Under clinical guidance only As directed by healthcare team Record and share readings with GP

 

What Are the Possible Side Effects of Using the Omron HN289 Scale?

 

As a non-invasive consumer device, the Omron HN289 does not cause physical side effects in the way a medicine might. However, there are some psychological and practical considerations worth being aware of.

Considerations associated with regular weighing:

  • Increased anxiety or stress related to weight fluctuations — normal daily variation of 1–2 kg is expected due to hydration, food intake, and clothing
  • Potential for unhelpful focus on short-term weight changes rather than longer-term trends
  • Inaccurate readings if used on an unsuitable surface or with low batteries

Less common concerns:

  • Obsessive weighing behaviour in individuals with a history of disordered eating — seek support from your GP if this applies to you
  • Misinterpretation of weight data without professional context, particularly in clinical conditions

If you find that regular weighing is negatively affecting your mental wellbeing, speak to your GP. The NHS provides guidance on maintaining a healthy relationship with food and body image.

 

How Should You Store the Omron HN289 Scale?

 

  • Store on a flat, dry surface when not in use
  • Keep away from excessive moisture, steam, and direct sunlight
  • Avoid storing in areas with extreme temperature fluctuations
  • Do not stack heavy objects on top of the scale
  • Remove batteries if the scale will not be used for an extended period to prevent corrosion
  • Clean the surface with a slightly damp cloth only — do not submerge in water or use harsh chemical cleaners
  • Keep out of reach of young children to prevent accidental damage or injury

If you are building a broader home health toolkit, our weight loss range includes products that complement regular weight monitoring as part of a structured approach to managing your health.

Written and reviewed by our qualified team

Your safety and success are our highest priorities. Our medical team rigorously evaluates every product and piece of advice we provide, ensuring you receive only the most effective, science-backed solutions available.

Frequently Asked Questions

Where can I buy the Omron HN289 Midnight Black Scale online in the UK?

You can buy the Omron HN289 Midnight Black Scale directly from Cured Pharmacy online for £18.99 with fast UK delivery. It is available without a prescription and requires no consultation. Simply add it to your basket and check out as normal.

How accurate is the Omron HN289 digital weighing scale?

The Omron HN289 measures body weight to the nearest 0.1 kg using strain gauge sensor technology, which provides consistent and reliable readings. For the most accurate result, always use it on a hard, flat surface and weigh yourself at the same time each day. Normal daily weight fluctuations of 1–2 kg are expected and do not indicate a fault with the scale.

How do I set up the Omron HN289 scale for the first time?

Insert the two included AAA batteries into the compartment on the underside of the scale, then place it on a firm, level floor. Select your preferred unit (kg, lb, or st/lb) using the switch, then simply step on with bare feet and wait for the reading to appear. No calibration or manual activation is needed thanks to the auto-on function.

What is the maximum weight capacity of the Omron HN289?

The Omron HN289 has a maximum weight capacity of 150 kg, which covers the majority of adult users. Exceeding this limit is not recommended as it may produce inaccurate readings and could damage the internal sensors. If you need a scale with a higher capacity, speak to a pharmacist for guidance on suitable alternatives.

Can I use the Omron HN289 scale on carpet?

No — using the Omron HN289 on carpet or any soft, uneven surface will affect the accuracy of the reading because the sensors rely on a stable, rigid base. Always place it on a hard floor such as tile, laminate, or hardwood for reliable results. If your bathroom has a fully carpeted floor, consider placing a small wooden board underneath the scale.

What batteries does the Omron HN289 use and are they included?

The Omron HN289 uses two standard AAA batteries, which are included in the box so you can use it straight away. When the low battery indicator appears on the display, replace both batteries at the same time to maintain accuracy. Using partially depleted batteries can lead to inconsistent readings.

Is the Omron HN289 suitable for tracking weight loss progress?

Yes, the Omron HN289 is well suited to monitoring weight changes over time as part of a structured weight management plan. Weighing yourself at the same time each morning — before eating or drinking — gives the most meaningful trend data. You can also explore our weight loss range for products that support a broader approach to managing your health.

How does the Omron HN289 compare to body composition scales?

The Omron HN289 measures body weight only and does not calculate body fat percentage, muscle mass, or other body composition metrics — that functionality is found in higher-specification models such as the Omron BF511. If you only need accurate weight tracking, the HN289 is a straightforward and cost-effective choice. For more detailed body composition data, consider upgrading to a model with bioelectrical impedance analysis (BIA) technology.

How often should I weigh myself using the Omron HN289?

The NHS suggests that for most people, weighing once a week is sufficient to track meaningful trends without becoming overly focused on short-term fluctuations. If you are actively managing your weight, daily morning weigh-ins can provide useful data when interpreted as a weekly average rather than individual readings. Speak to your GP if you are unsure how frequently to monitor your weight for your specific health situation.

Is the Omron HN289 scale suitable for elderly users?

Yes, the large LCD display and auto-on function make the Omron HN289 straightforward to use for older adults. The non-slip platform provides a degree of stability during use, though elderly users should take care when stepping on and off any scale. If balance is a concern, it is advisable to have someone nearby when using the scale.

Can I use the Omron HN289 to monitor weight during pregnancy?

The Omron HN289 can be used to track weight during pregnancy, but any weight monitoring during pregnancy should be done under the guidance of your midwife or GP. Weight gain in pregnancy varies considerably and is normal; do not attempt to restrict weight gain based on scale readings alone. Your healthcare team will advise on what is appropriate for your individual circumstances.

What should I do if the Omron HN289 is giving inconsistent readings?

Inconsistent readings are most commonly caused by using the scale on an uneven surface, low batteries, or stepping on it unevenly. Check that the scale is on a hard, flat floor, replace the batteries if the indicator is showing, and ensure you are standing with your weight distributed evenly across both feet. If the problem persists, contact Omron customer support or the retailer.

How do I clean the Omron HN289 scale?

Wipe the surface of the scale with a slightly damp cloth after use — avoid using harsh chemical cleaners, abrasive materials, or submerging the scale in water. Do not spray cleaning products directly onto the display or battery compartment. Allow the surface to dry fully before storing or using again.

Are there any health conditions where I should avoid using a home weighing scale?

If you have a history of an eating disorder or disordered eating, frequent weighing may not be appropriate and could be harmful — speak to your GP before using a home scale regularly. For people with conditions such as heart failure or kidney disease, weight monitoring may be clinically important but should be guided by your healthcare team. You can also browse our electrical health and diagnostic range for other home monitoring devices recommended for specific conditions.

What is the latest research on the benefits of regular weight monitoring at home?

Research published in clinical literature suggests that regular self-weighing can support weight loss maintenance and help individuals detect gradual weight gain before it becomes significant. The NHS recommends self-monitoring as part of a broader healthy lifestyle approach rather than as a standalone intervention. Using a consistent, accurate digital weighing scale is key to making self-monitoring data meaningful over time.

How Should You Use the Omron HN289 Scale?

Using the Omron HN289 correctly is straightforward, but a few simple steps will ensure you get the most accurate and consistent readings every time. Always use the scale on a hard, flat, level surface — never on carpet or uneven flooring.

For the most reliable results, always weigh yourself at the same time of day and under similar conditions — for example, before eating or drinking in the morning.

What Is the Correct Dose of the Omron HN289 Scale?

As a weighing device rather than a medicine, there is no "dose" in the clinical sense. However, the table below outlines recommended usage frequency based on your health goal, helping you get the most value from regular monitoring without becoming overly focused on short-term fluctuations.

When Is the Best Time to Use the Omron HN289 Scale?

The most consistent and meaningful readings are obtained first thing in the morning, after using the toilet and before eating or drinking. Your body weight fluctuates naturally throughout the day — by as much as 1–2 kg — due to food, fluid intake, and activity levels. Weighing at the same time each day removes this variability and makes it easier to identify genuine trends over time. Avoid weighing yourself immediately after exercise, as temporary fluid loss can give a misleadingly low reading.

How Long Can You Use the Omron HN289 Scale For?

The Omron HN289 is designed for long-term, repeated home use and does not have a defined expiry period. With proper care — storing it on a flat dry surface, replacing batteries when needed, and avoiding moisture damage — it should provide reliable readings for several years. If you notice the readings becoming inconsistent or the display malfunctioning despite fresh batteries, contact Omron customer support. There is no clinical reason to limit how long you use a weighing scale, provided it continues to function accurately.

Do not exceed the recommended maximum weight capacity of 150 kg. If in doubt, speak to your pharmacist.

What Are the Most Common Considerations When Using the Omron HN289 Scale?

The Omron HN289 is a non-invasive consumer device and does not cause physical side effects in the way a medicine would. However, there are some practical and psychological considerations that are worth being aware of, particularly if you plan to weigh yourself regularly.

  • Anxiety or stress triggered by normal daily weight fluctuations (1–2 kg variation is entirely normal)
  • Inaccurate readings caused by using the scale on carpet or an uneven surface
  • Misleading readings due to low or depleted batteries
  • Inconsistent results if weighing at different times of day

What Are the Less Common Concerns Associated With Regular Weighing?

For most people, using a home weighing scale is a straightforward and helpful habit. In some circumstances, however, more significant concerns can arise — particularly around the psychological impact of frequent self-monitoring.

  • Development of an unhealthy preoccupation with weight or body image in susceptible individuals
  • Misinterpretation of weight data without professional context, particularly in people managing chronic conditions
  • Over-reliance on weight as the sole indicator of health, without considering other factors such as muscle mass, hydration, or overall fitness

What Are the Serious Concerns to Be Aware of With the Omron HN289?

Serious adverse effects from using a weighing scale are rare, but there are a small number of situations where caution is warranted. If you have a diagnosed eating disorder such as anorexia nervosa or bulimia nervosa, regular self-weighing may be contraindicated and could worsen your condition — always follow the advice of your mental health or medical team. Additionally, if you have an implanted electronic device such as a pacemaker, consult your GP before using any electronic device regularly, including weighing scales, as a precaution.

What Should You Do If You Experience Concerns While Using the Omron HN289?

If you notice that regular weighing is causing you significant distress, anxiety, or changes in eating behaviour, stop using the scale and speak to your GP. The NHS provides support for people experiencing difficulties with body image and eating. If the scale is producing readings that seem clinically significant — for example, unexplained rapid weight gain or loss — do not attempt to self-manage; contact your GP promptly as this may indicate an underlying health issue requiring investigation.

Can the Omron HN289 Scale Interact With Other Devices or Medical Equipment?

The Omron HN289 is a passive weighing device and does not emit signals that are known to interfere with other consumer electronics. However, as a general precaution, individuals with implanted electronic medical devices such as pacemakers or defibrillators should consult their cardiologist or GP before using any electronic health device at home. There are no known interactions with medicines or other health monitoring equipment under normal conditions of use.

If you are concerned about any side effects or reactions, contact your pharmacist or GP immediately.

Patient Information Leaflet

Important - Before taking any medication, it is always important to read the Patient Information Leaflet (PIL)

Written and reviewed by our qualified team

GPhC Number: 2233073
Tarun Kumar

Reviewed by:

Tarun Kumar

Superintendent/ Clinical Lead

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Content last updated: 31 Mar 2025

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