SMA B2 USB Charging Smart Watch Bracelet with Hear Rate Monitor - Green Controllers Total current output: 5V 18A

Total current output: 5V 18A

you are not suggested to adjust volume of your car speaker to maximum (this will bring lot noise)

- Supports Silicon Labrary IDE or Kell programming software

ALLCALL W2 can automatically identify the type of exercise and ball type

but keeps the interaction simple and intuitive

SMA B2 USB Charging Smart Watch Bracelet with Hear Rate Monitor - Green Controllers Total current output: 5V 18AColor Green Model B2 Quantity 1 set Material TPU Water proof IP67 Bluetooth Version Bluetooth V4. 0 Touch Screen Type AMOLED Operating System Android 4. 4,Android 4. 4. 1,Android 4. 4. 2,iOS Compatible OS Android 4. 3 iOS 7. 0 and above system Battery Capacity 80 mAh Battery Type Li polymer battery Standby Time 300 hours Packing List 1 x Smart Watch 1 x Charging Cable 1 x English User Manual Dimensions: 9. 06 in x 0. 79 in x 0. 39 in (23. 0 cm x 2. 0