Charge the Device
- Connect the included cable
- Fully charge before use
- Measurement is not available while charging
[onesoftdigm] (hereinafter referred to as "onesoftdigm") has established and disclosed the following privacy policy to protect users' personal information and their rights in accordance with the Personal Information Protection Act and other related laws.
The company collects and uses personal information for the following purposes. The collected personal information will not be used for purposes other than those stated below, and if the purpose of use changes, prior consent will be obtained.
The company collects the following personal information for service use:
The company processes and retains personal information within the retention and usage period prescribed by law or within the period consented by the user.
The company does not provide personal information to external parties in principle. However, there are exceptions as follows:
The company will promptly destroy personal information when the retention period expires, the purpose of processing is achieved, or when the information is no longer needed.
The company takes the following measures to protect personal information:
Users can access, correct, delete, or request the suspension of processing their personal information at any time. Requests will be processed without delay.
The company has appointed the following personal information protection officer to ensure the company's responsibility in processing personal information and handling users' complaints:
This privacy policy is effective from the enforcement date. If there are any changes due to laws, policies, or internal company guidelines, the changes will be announced through the website notice.

A portable body composition analyzer for the whole family,
helping you track and plan biometric data for a healthier body.
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.
With the Fitrus app, measure your body composition anytime, anywhere, and easily monitor changes to stay in control of your health.

Product Features
Easily navigate features and start measurements with a simple touch interface.
Continuously track your health data throughout the day with PPG and motion sensors.

Lightweight, compact design ensures comfortable wear anytime, anywhere.
Optimized wrist-based sensors provide stable and accurate health measurements.
ONESOFTDIGM looks forward to
being part of your journey toward better health.




| Activity | ✓ |
|---|---|
| Blood Oxygen | ✓ |
| Blood Pressure | ✓ |
| Blood Glucose | ✓ |
| Heart Rate | ✓ |
| Sleep | ✓ |
| Stress | ✓ |
| HRV | ✓ |
| Display | 1.85" AMOLED curved display (390 × 450 resolution), full-screen touch |
|---|---|
| Size / Weight | 39.5 × 34 × 6.9 mm / 58 g |
| Body Material | Full aluminum alloy body |
| Strap | 20 mm silicone strap |
| Main Chip | Zhongke 4th Gen 5691 |
| G Sensor | STK8325 |
| Memory | 256 KB + External 128 MB |
| Heart Rate Sensor | HX3918 |
| Heart Rate Sensor | HX3918 |
| Speaker | Waterproof speaker – high volume |
| Motor | Built-in vibration motor |
| Battery | 200 mAh |
| Standby / Usage Time | Up to 15 days standby / 7 days usage |
| Charging Method | Magnetic charging, 5V |
| Bluetooth | Version 5.0 |
| Water Resistance | IP68 |
| Antenna | LDS antenna |
| App Connectivity | Fitrus (Install via QR code for Android / iOS) |
| Supported Languages (Watch) | 17 languages (including Korean, English, Japanese, etc.) |
| Supported Languages (App) | Global multilingual support |
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