Specifications:
Tem: -10 ~45
CPU: nRF51822
Battery storage: 60mah (included Li-battery)
Battery style: Lithium polymer
Bluetooth version: Bluetooth 4.0
Band size: Approx.23.5*2*0.3 CM
Material: TPU
OS: Support android4.4 and above system
Input voltage: DC 5.0V
Standby time: 5 days
Heart rate sensor: Optical heart rate sensor
Color: Black

Package:
1x jw86 Smartband
1x USB cable
1x Chinese and English user manual