•Main control chip: ultra-low power consumption Realtek 8762D
•Blood oxygen chip: VP60A2 blood oxygen heart rate + analog front end VC9201
•Gravity sensor: ST8321
•ECG chip: ECG VC8808
•Photoelectric chip: VP60A2 Heart rate: (dynamic and accurate double PD continuous heart rate acquisition)
•Waterproof level: IP68
•Compatible systems: Android 4.4 and above, iOS 8.2 and above
•Screen size: 1.91 Inches high resolution screen
•Screen type: IPS HD TFT
•Bluetooth: 5.0BLE (low power consumption)
•Battery Type: High Density Polymer Lithium Battery
•Battery capacity: 280MAh
•Charging method: Magnetic charging
•Charging time: about 3-4H
•Battery life: 7-12 days in use, 30-40 days in standby
•Control mode: full-screen touch control, mobile phone APP control