Features: Chipset: MTK2502D Size: 44*38*10.7mm Case Material: Zinc Alloy Strap: 44mm(changeable fruit straps) Charger: Magnetic pin charger Screen: 1.75 inch HD IPS, 320*385pexils Touch Screen: 2.5D curved Capacitive full touch screen Bluetooth Push: SMS, WeChat, Email, Facebook news and other APP notifications reminder Heart Rate Monitor: Heart rate monitor, monitor your heartbeat 24 hours ECG: Analysis of ecg data Pedometer: Exercise steps, calorie consumption, exercise mileage record Sedentary Reminder: It's time to get moving and change your unhealthy lifestyle Sleep Monitor: Record and analyze your sleep status scientifically and quantitatively Find Phone: Anti - loss reminder. Two - way search Bluetooth Music: Control music playback on your phone Calling: support Bluetooth calls with Speaker and Microphone Bluetooth Version: 3.0&4.0 Battery: 280MAH Large-capacity lithium polymer battery Vibrate Motor: Support App: Fundo Pro Other function: Alarm clock, calendar, stopwatch.