AENMIL Comfortable Smart Bracelet Health Management Wearable Device Sports Pedometer Smart Bracelet Fitness Band Watch, Tracker Sleep Time/Date/Temperature Display, 3D Pedometer, Silent Alarm (Blue) High sensibility 3D acceleration sensor, capture minor movement, more accurate step count, Trace calorie, moving steps and distance and Sleep Monitor Silent Alarm, start Silent Alarm by running AP in PC, the system will wake up you at the preset time by means of vibration Exercise data memory, it can be connected with computer to view the exercise data Rechargeable polymer battery, exchanging data and charging are available via USB port Real-time temperature display, Download Website: www.123wangwang.com