L7 L8 Bluetooth Smart Watch Men ECG+PPG HRV Heart Rate Blood Pressure Monitor IP68 Waterproof Smart Bracelet Android IOS L8 Features: The main selling point of the product is IP68 waterproof, 1.2 inch full fit HD round screen, 7 days battery life Main features Heart rate ECG blood oxygen, counter, payment, weather, stopwatch, music control, Bluetooth photo Platform Norway Nordic nrf52832 Memory RAM: 64KB, ROM: 512KB + 64MB Product modeling sports health watch gb4943.1-2011 implementation standard, gb / t22450.1-2008 Machine reference size 49*49*12MM, strap expansion length 240MM Machine weight single head 60g Case Alloy case, reinforced mineral glass mirror, plastic back cover. Strap Food grade environmentally friendly silicone strap, two-tone design Charging base Strong magnetic charging interface, charging 200 mA for 1 hour. Environmentally friendly products CE knows qualified Color black gray, sports red, fluorescent green Main screen 1.2 inch TFT round screen resolution 240*240 Touch screen fully fit multi-touch Bluetooth push Call, SMS, WeChat, QQ message content synchronization display (170 countries and regional language full font push) Heart rate detection Support 24-hour timed heart rate monitoring pedometer, calorie consumption, sports exercise, calorie, high mileage Sleep Monitoring Objectively and scientifically record and analyze your sleep, automatically open from 9:00 every night to 9:00 the next morning Call reminder support call rejection Bluetooth function and version Bluetooth 4.0 Battery size and capacity 320MAH large capacity polymer, 100 minutes full Vibration motor support APK language packs? Chinese, Traditional Chinese, English, Russian, Spanish, Ukrainian, French, Japanese, Italian, German PLEASE NOTE: DELIVERY WITHIN 2-8 WEEKS AS MOST OF THE ITEMS ARE COMING FROM ABROAD. IF FOR ANY REASON I CANNOT SHIP TO YOUR LOCATION, I WILL CANCEL WITHIN 24 HOURS.