Smart Watch I39h Bt Waterproof Blood Oxygen Monitoring Sport Modes Health Butler

Product Dimension 260*44.5*9.8 mm mm mm (Total length + case diameter + thickness) Colour Black,Silver,Gold cases+ leather/silicon/Steel optionals Net weight 55g BTversion 5.0 BLE Calling BT version 3.0 BLE Waterproof level IP67 Chipset RTL8762DT+JL Acceleration sensor SC7A20 Optical Heart rate sensor HRS3605 ,Optical Heart Rate Sensor Module+True Oxygen Display screen Type:1.32 'inch round Colorful display Touch screen:Full touch control Resolution:360*360 px Battery Type: Polymer lithium battery Battery capacity: 270 mA Charging time: about 60 minutes Working hours: 5-7 days Standby time: about 40 days Material Plastics + Metal/Silicon optional Working temperature -20C ~ 50C Vibration motor Support Heart rate chip Support Motor Built-in, vibration reminder The main function Receive/Reject phone calls/ Dial phone call Heart rate monitoring Blood/Blood oxygen pressure monitoring Sleep monitoring Sedentary reminder Sports pedometer/calorie consumption/track record/exercise time Call reminder and display Message is pushed and displayed Remote control camera Automatically heart rate measurement Multi-Sport measurement Clock reminder Alarm reminder Dial 4 kinds of dials default. APP customized watch faces are optional