G203 display: 1.43 Inch Amoled screen,466*466 ResolutionCPT: Realtek 8763EWEHeart rate sensor: Vcare VC30FTouch the keys: G+F Full-screen touch + physical buttonsBluetooth: Bluetooth5.2Life: Normal use for 5-7 days, Standby for 30 daysWaterproof level: IP67The system supports: Android 4.4 or above,IOS 8.0 or aboveSize: 51.2*47.2*122mmWeight: 55gBattery capacity:220 mAh polymer Send Inquiry Now