Features: brand new and high quality Main control chip Nordic52832Body temperature sensor CT1711 arrayVibrate mute/vibrateWaterproof level IP68 Compatible system Android-4.4 and above, iOS-8.2 and aboveFeatured functions: blood oxygen, body temperature, electrocardiogram, respiration rate, blood pressure, heart rate, blood oxygen, AI medical diagnosis,Caring for families to share real-time dataMain features "Body temperature monitoring, blood oxygen monitoring, respiration rate.ECG+PPG combined with test ECG-AI medical diagnosis,Exercise function: step count/calorie/distance, multi-sports mode.Heart rate monitoring, blood pressure monitoring and other for health functionsRemote care function Wear it with you, control, display, and record data through APP.Long battery life standby. "Other functions "step counting, calories, distance, sleep monitoring, exercise mode, call reminder, alarm clock reminder, raise your hand to brighten the screen, social sharing etc.Shake to take pictures"Screen size 1.3 inches color screen TFT 240x240Bluetooth-compatible 4.2BLE (low power consumption) Battery type High-density polymer lithium batteryBattery capacity 240mAhCharging method: magneticCharging for time about 3-4HBattery life 6-13 days of use, 20-40 days of standbyControl mode Full screen for touch control, mobile APP control Product language "APP languages, Chinese, English, traditional, Japanese, German, Spanish, French, Italian, Thai, RussianFirmware language: Chinese, English, Traditional, Japanese, French, German, Italian, Spanish, Russian, Portuguese, Malay, Korean, Polish" Specifications: Material:Silica Gel Size:As Picture Shown Color:Black/Blue/Bronze/Gray/Pink for M18Plus Note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Watch 1x Charging Cable 1x Instruction Manual 1x Packing Box