• Matching system Android 4.4 and above; iOS 9.0 and above
• Wristband material: silicone
• Battery capacity is typically 100mAh
• Support NFC
• Bluetooth Band 2.4GHz, Bluetooth 4.2 Protocol, Bluetooth Connection Distance is less than or equal to 10m (in an open environment)
• 2 PIN charging interface, connected to the charging base through the buckle
• Theoretical charging time: about 100min
• The theoretical standby time is about 15 days (turn off all settable switches, you can view the time and the number of recorded steps)
• Sensor 6-axis inertial sensor (acceleration sensor, gyro sensor) optical heart rate sensor infrared light wearing detection sensor
• Button full screen touch + Home button
• Safety protection 5ATM waterproof
Bluetooth Version: Bluetooth 4.2
Case material: Aluminium Alloy,Metal
Shape of the dial: Rectangle
Package size (L x W x H): 10.00 x 10.00 x 8.00 cm / 3.94 x 3.94 x 3.15 inches