Features:Support heart rate monitoring and blood pressure measurement.0.96 inch color screen, high resolution images.    Remind you if there is a message or a call coming.Record the steps into your bracelet every day.Monitor and analyze your whole sleep quality.Support life waterproof and Stopwatch function.Support Android 4.4 and above, IOS 8.2 and above, BT 4.0 version.Parameters:Screen: 0.96 inch screen (160*80)Chip: NRF52832Memory: 256K+16MBT: BT 4.0System: for Android 4.4 / IOS 8.2 and aboveCharging: USB ChargingBattery: 105mAh polymer lithium batteryWorking time: 7 daysStandby time: 30 daysLanguage: Simplified Chinese, Traditional Chinese, English, French, German, Italian, Japanese, Korean, Malay, Portuguese, Russian, SpanishMain functions: Time, step count, heart rate monitor, blood pressure measurement, calories, distance, alarm, sleep monitor, call reminder, message reminder, sedentary reminder, stopwatch, phone search,etc.Specifications:Color: Black Gold / Black Silver / Black Grey / Red / Blue (Optional)Case Material: Stainless Steel + PCBand Material: TPUWater Resistant: IP67Dial Diameter: 5.1 * 2.2cm / 2.01 * 0.871inDial Thickness: 1.3cm / 0.51inWatchband Width: 1.7cm / 0.67inWatchband Length: 22cm / 8.66inWatch Weight: 24g / 0.85ozPackage Size: 14 * 8.5 * 3cm / 5.51 * 3.35 * 1.18inPackage Weight: 76g / 2.68oz