for TCL 20B 30 305 30 XE SE Smart let cker IP68 Heart Rate Pressure Watch Smart Band Wristband

Features:1. Heart rate monitoring, preure monitoring, sleep monitoring, sedentary reminder, always pay attention to your health, and give yours and your family a health guarantee.2. Support female physiological period function reminder, even if the work is too busy, you are not afr to forget.3. ,Step ker, distance, calories, stopwatch, countdown, call reminder (caller number/name), meage reminder, alarm reminder, anti-lost reminder, sedentary reminder, remote control photo, lift wrist bright screen, etc., e your life easier. No module, support ck query.4. IP68 deep waterproof, no fear of sweat, rain. It es you feel at ease when you do exercise.5. Support multi-language, Bluetooth 4.0Description:App operating system: for IO.0 or above,for Android4.4 or higherGsencor sensor: KXTJ3-1057Master: nRF 52832Heart rate sensor: Yiguang PD70-01C-TR7ion reminder: motor ion reminderWaterproof rating: IP68Display: 1.14" 135*240 resolution TFTBluetooth: BLE 4.0Sp material: silicone spHost size: about 47*24*13mm/1.85*0.94*0.51inchMachine size: about 260*24*13mm/10.24*0.94*0.51inchOperation: single touch, lift the wrist screen will bright.Battery: polymer lithium ion batteryBattery capacity: 100 mAhStandby time: 7-10 daysCharging method: ic charging cableCharging time: about 2 hoursSupported languages: Chinese, English, German, Ruian, Japanese, French, Korean, Portuguese, Spanish, Italian, Persian, Vietnamese.Packing list:1* smart let1* charging cable1* instruction manual