Matching light source: LED (OSRAM,CREE)

Bluetooth version: 5.0

Battery Type: lithium ion battery

Battery specification: 3.7V, 1.5Wh

Charging time: ≤1h (5V, 500mA) 

Charging interface: TYPE-C interface

Working time: Continuous call ≥ 40h (when the flashing light is off)

                      Working light ≥ 12h (when Bluetooth is off)

                       Warning light ≥ 45h (when Bluetooth is off)

light distribution method: working light + red and blue warning light

Support protocol: A2DP/AVRCP

Weight: 28g