Comfortable Portability
Lightweight and compact design
for easy measurement anytime, anywhere.
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A portable body composition analyzer for the whole family,
helping you track and plan biometric data for a healthier body.
Product Features
Lightweight and compact design
for easy measurement anytime, anywhere.
Advanced analysis of internal body resistance
for accurate body composition measurement.

Monitor your measurement results in the app
and easily manage body composition changes over time.
Enjoy extended use on a single charge
for stable and reliable measurements.
ONESOFTDIGM looks forward to
being part of your journey toward better health.
![]() | ![]() | ![]() | |
|---|---|---|---|
| Feature Comparison | |||
| Body Fat Percentage | ✓ | ✓ | ✓ |
| Body Fat Mass | ✓ | ✓ | ✓ |
| Skeletal Muscle Mass | ✓ | ✓ | ✓ |
| BMI | ✓ | ✓ | ✓ |
| Body Water | ✓ | ✓ | ✓ |
| Basal Metabolic Rate (BMR) | ✓ | ✓ | ✓ |
| Heart Rate | ✓ | ✓ | |
| Stress | ✓ | ✓ | |
| Skin Temperature | ✓ | ||
| Blood Pressure | ✓ |
| Model Name | FRA-W10 | FRL-B10 | FR-B30 |
|---|---|---|---|
| Country of Origin | Republic of Korea | Republic of Korea | Republic of Korea |
| Dimensions | 10 × 2.9 × 1.2 cm | 13 × 3.5 × 1.2 cm | 12.8 × 3.4 × 1.36 cm |
| Weight | 25 g | 40 g | 40 g |
| Battery Life | Up to 20 days | Up to 20 days | Up to 20 days |
| Current | Up to 150 µA | Up to 150 µA | Up to 150 µA |
| Frequency Range | 50 kHz | 50 kHz | 50 kHz |
| Charging | DC 5V | DC 5V | DC 5V |
| Bluetooth | BLE 4.2 | BLE 4.2 | BLE 4.2 |
| Measurement Time | 5 sec | 5 sec | 5 sec |
Technical Skills
Begin your biometric data-driven
health management with Fitrus A.
The Fitrus app connects seamlessly with your device to recommend workouts and meals, providing useful insights to support your health journey. All measurement data is uploaded to a cloud-based platform for easy tracking and management.
The device connects to your smartphone via Bluetooth. Please enable Bluetooth on your smartphone to sync your data.
Please make sure:
Your hands and the electrodes are clean and dry.
You are holding the electrodes correctly with both hands.
You remain still and do not talk during the measurement.
Bluetooth is connected and the app is updated to the latest version.
The device has sufficient battery.
After checking the above, please try the measurement again.
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