Parameters:,V07Smart Bracelet Fashion Sport Smartband Bluetooth 4.0 Blood Pressure Test Heart Rate Monitor Actively Fitness Tracker Sleep Monitor,,CPU: Nordic nRF51822;,Sensor:KXTJ2-1009,HR Sensor: PD70-01C-TR7,Screen size: 0.87 inch,Screen type: OLED,Bluetooth Version: Bluetooth 4.0 ,Tele Phone Reminder Bboth For IOS and andriod ,But SMS reminder only for IOS ,Functions: Blood Pressure Test,Real-time heart rate monitor and remind,Pedometer and running mode,Sleep monitor based on heart rate algorithm,Arrhythmia detection and remind,Alarm with vibratio,Distance calculation,Calorie,Message Push,Incoming Calls ,etc.,Waterproof:Life Waterproof(IP65/LifeWateporoof),Work Time:More than 3-5 days .,Memory:32KB+256KB,Control mode: lift wrist display, Touch Screen,Charge mode: USB direct charge,Battery Capacty: 70mAh Li-polymer,Compatability: Android 4.4 / iOS8.0 and Above System ,Available Color: Black,Blue,Purple,Watch strap material: TPU,,Package Included:,1 xV07 Smart Wristband,,1 x Chinese and English User Manual,