RHINO BABAIN-180BL
RHINO Body Fat Scale User Manual
Model: BABAIN-180BL
Introduction
Thank you for choosing the RHINO Body Fat Scale. This smart scale is designed to provide comprehensive body composition analysis, helping you track your health and fitness progress with high precision. It connects seamlessly with the Fitdays app on your iOS or Android device, offering 14 essential body indicators. Please read this manual thoroughly before use to ensure proper operation and maintenance.

Image: The RHINO Body Fat Scale (White) with its accompanying mobile application interface displayed on a smartphone.
Safety Information
- Do not use if you have a pacemaker or other internal medical device.
- Do not use if you are pregnant.
- Always place the scale on a hard, flat surface. Avoid carpets or soft surfaces for accurate readings.
- The scale surface is made of tempered glass. It can be slippery when wet. Ensure the surface is dry before stepping on.
- Do not jump on the scale or use it for purposes other than weighing.
- Keep out of reach of children.
- Do not immerse the scale in water or other liquids.
Package Contents
Please check the box for the following items:
- RHINO Body Fat Scale (Model: BABAIN-180BL)
- 2 x AAA Batteries (pre-installed with a pull tab)
- User Manual (this document)

Image: The RHINO Body Fat Scale, highlighting its Bluetooth 4.0 compatibility and the inclusion of 2 AAA batteries.
Setup
1. Battery Installation
- Locate the battery compartment on the underside of the scale.
- If batteries are pre-installed, gently pull out the insulating tab to activate them.
- If installing new batteries, ensure the polarity (+/-) matches the indicators inside the compartment.
- Close the battery compartment cover securely.
2. Download the Fitdays App
The RHINO Body Fat Scale works with the free Fitdays app, available for both iOS and Android devices.
- Search for "Fitdays" in the Apple App Store (for iOS) or Google Play Store (for Android).
- Download and install the app on your smartphone or tablet.
3. Pairing with the App (Bluetooth Connection)
- Ensure Bluetooth is enabled on your smartphone.
- Open the Fitdays app.
- Step onto the scale briefly to turn it on. The display will light up.
- The app should automatically detect and connect to the scale. If not, navigate to the "Device" or "My Scale" section within the app and follow the prompts to add a new device.
4. Create User Profile(s)
To get accurate body composition readings, you need to create a user profile in the Fitdays app.
- Follow the on-screen instructions in the Fitdays app to set up your profile, including gender, height, and age.
- The app supports up to 24 user profiles, making it suitable for the whole family.
Operating Instructions
1. Taking a Measurement
- Place the scale on a hard, flat, and stable surface.
- Ensure your feet are clean and dry.
- Step onto the scale barefoot, placing your feet on the metal electrodes. Stand still until your weight reading stabilizes on the display.
- If the app is open and connected, your body composition data will automatically sync to your profile.

Image: A person standing barefoot on the RHINO Body Fat Scale, illustrating its high precision (0.22 lb / 100 g) and maximum capacity (400 lb / 180 kg).
2. Understanding the Display
The scale features a clear LCD display that shows your weight.

Image: A close-up view of the RHINO Body Fat Scale's LCD display, indicating its dimensions (7.3 cm / 2.8 in width, 2.8 cm / 1 in height) for increased visibility.
3. Using the Fitdays App
The Fitdays app provides detailed insights into your body composition and tracks your progress over time.
- 14 Body Indicators: The app displays data for Weight, BMI, Body Fat, Visceral Fat, Body Water, Skeletal Muscle, Muscle Mass, Body Age, Protein, BMR (Basal Metabolic Rate with Kilocalories), and more.
- Multiple Users: Easily switch between up to 24 user profiles to track individual progress for family members.
- Baby Mode: Use the special "Baby Mode" function to accurately weigh infants. First, weigh yourself, then step on the scale holding your baby. The app will calculate the baby's weight.
- Data Tracking: View your health data by day, week, month, and year, allowing you to monitor trends and set goals.

Image: The RHINO Body Fat Scale illustrating its capability to measure 9 body indicators (Weight, Body Mass, Body Fat, Body Water, Protein, Body Age) and support up to 24 users.
4. Switching Units (lb/kg)
To switch between pounds (lb) and kilograms (kg), locate the unit switch button on the back of the scale. Press it to toggle between the desired units.
Maintenance
- Cleaning: Wipe the scale surface with a damp cloth and mild detergent. Do not use abrasive cleaners or immerse in water.
- Storage: Store the scale in a cool, dry place. Avoid extreme temperatures and direct sunlight.
- Battery Replacement: When the display shows "LO", it indicates low battery. Replace both AAA batteries with new ones.
Troubleshooting
| Problem | Possible Cause / Solution |
|---|---|
| Scale does not turn on. |
|
| Inaccurate readings. |
|
| Cannot connect to Fitdays app. |
|
| "LO" displayed on screen. | Low battery. Replace batteries. |
| "OL" displayed on screen. | Overload. The weight exceeds the maximum capacity (180 kg / 400 lb). |
Specifications

Image: The RHINO Body Fat Scale, illustrating its compact design, 6mm tempered glass platform, and dimensions (26 cm / 10.2 in by 26 cm / 10.2 in, and 2 cm / 0.8 in thickness).
| Feature | Detail |
|---|---|
| Model Number | BABAIN-180BL |
| Brand | RHINO |
| Color | White |
| Maximum Weight Capacity | 180 kg / 400 lb |
| Graduation | 100 g / 0.22 lb |
| Platform Material | 6mm Tempered Glass |
| Product Dimensions | 26.01 x 26.01 x 2.01 cm (10.2 x 10.2 x 0.8 inches) |
| Weight | 1.01 kg |
| Display Type | LCD |
| Power Source | 2 x AAA batteries (included) |
| Connectivity | Bluetooth 4.0 |
| Compatible App | Fitdays (iOS & Android) |
| Body Indicators Measured | Weight, BMI, Body Fat, Visceral Fat, Body Water, Skeletal Muscle, Muscle Mass, Body Age, Protein, BMR (Basal Metabolic Rate with Kilocalories) |
| User Profiles | Up to 24 users |
| Special Features | Baby Mode, Low battery indication, Overload indication, Auto on/off |
Warranty and Support
For warranty information and customer support, please refer to the contact details provided on the product packaging or visit the official RHINO website. Keep your purchase receipt as proof of purchase.
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