CPU: Jerry 7012A6 Memory: ROM128KB + RAM128Mb Display: 1.43 inch TFT; Resolution: 466*466 Full fit:AMOLED Case: zinc alloy middle frame + IML bottom case One Lather belt one Silicon belt Always on Display Bluetooth BLE: 5.3 supports calls and is compatible with Android phones and Apple phones. Heart rate:VC30F-S Charging method: magnetic charging method Battery: 200mAh pure cobalt battery; Usage time: 30 days in standby, 2-7 days in normal use. Pedometer sensor: Minghao DA267-LGA12