Display: screen HD glass, resolution 240X240Sensor: Dual optical heart rate chipData transmission: support caller information reminder Bluetooth remote shootingBluetooth: BT4.0LE + EDR3.0Battery: 180mAh polymer batteryWaterproof grade life waterproofProduction process: camouflage shape designNet weight of watch: 66gStrap: TPU silicone strapBody memory: RAM: 32KB + ROM: 256KBScreen material: TFTWearing method: wristbandCompatible system: fully compatibleCommunication function: Not supportedMenu language: multiple languagesAdditional features: step counting, monitoring, smart reminder, remote self-timer, health monitoring, information push, exercise tracking, sleep analysisWireless distance: 5m (inclusive) -10m (inclusive)Battery capacity: 170mAhOperation mode: touch + button