LEMFO E400 - Specifications

Specifications
- Connectivity: Bluetooth 5.1
- Heart rate chip: EM7128
- PPG sensor chip: SFH2201
- ECG chip: TYHX3220
- Blood oxygen chip: GH3220 + SFH2201
- G-sensor: ROHM KXTJ3-1057
- CPU chip: GR5515
- Display size: 1.39", HD 360 x 360
- Battery capacity: 280mAh
- Battery life: 4-7 days
- Standby time: up to 30 days
- APP name: H Band
- Protection: IP68
- Supported OS: Android 5.0 or above, iOS 9.0 or above
1. Upper button
2. Side electrode button
3. Lower button
4. Touch screen
5. Charging contacts
6. Heartrate sensor
7. Bottom electrode / Temperature
sensor