ABS + PC plastic shell
Size: 38 * 15.2 * 11MM
TPU strap
IP67, dustproof and waterproof
Hardware Master: HS6620
Screen: 0.96
Battery: 50MAH polymer battery (Seiko protection board)
System requirements: Android 4.4 and above, IOS 8.0 and above, support Bluetooth 4.0

Working time 5-7 days, standby time 7-15 days

Color box size: 146 * 85 * 32.5MM