Sizet Fitness Tracker Heart Rate Monitor Smart Bracelet Activity Tracker Fitness Health Smart watch Wristband Bluetooth Pedometer Alarm Clock Remind Remote Take Photo for Android/iOS Smart Phones

Model ID101U Heart Rate Smart Bracelet App OS IOS 7.1 & above / Android 4.4 & above App: VeryFit 2.0 Functions RTC, Calorie, Distance, Step pedometer, Heart rate monitor, Sleep monitor, Sedentary alert, Call alert(Caller name & caller ID), Alarm alert, low battery remind, SMS alert (SMS text display), goal progress, health data share, palming screen display, camera remote control, find phone, etc. Sensor KIONIX KX022-1020 CPU Chip Nordic nRF51822- HR sensor Silicon labs Si1142 Heart Rate LED LT P4SG-V1AB-36-F Vibration Yes Waterproof life waterproof (Sweat proof,rain proof,water drop proof) Screen Size 0.91'' Type OLED Touch Screen Multi-Point touch screen operate Connect Bluetooth 4.0 Outlook & Material TPF & PC, seperated with back casing Size 240*19*12mm Net Weight About 28g Color TBD Battery Li-Polymer Capacity 60mAh Working Time 5-10 days Charging USB Port Charge Time About 1hour