Features: Programme: Bw03 si system: Sw-005 display: Fstn/ full view light: El cold light panel sound: Ceramic buzzing sensor: Bma222e (3d) battery: Cr2032 (Japan) bt distance: 8-10m waterproof level: 5 atm or ip67 strap: Imported high-tensile tpu strap buckle: 316l stainless steel system: Ios 7. 0 or above, android 4. 3 or above bluetooth 4. 0 connected: 10m away from the bluetooth connect i on, stable, fast, ultra-low power consumption, physical key operation, a bluetooth key switch to facilitate control of power consumption and information to remind. Professional stopwatch function, physical key control, supports segmentation and background operations. Self-timer: Mobile phone camera shutter button extended to the watch, within 10 meters of the watch can be remote control camera to take pictures. Device does not support driving mode so we recommend not to use while driving/riding call and sms alert: Phone a call and sms, immediately remind the watch, never missed. 24 hours real- time motion monitoring: Walking pace, walking mileage, physical consumption of three data at a glance, step forward, experience, every exciting progress packing list: 1 x smart watch 1 x user manual.