Bluetooth version: V5.3 (Jerry 6956A program)
Transmission distance: 15 meters
Operating frequency: 2.402-2.480GHz
Battery capacity: 3.7V/400mAh
Charging voltage: DC5V
Battery life: 20 hours with lights off, 8 hours with lights on
Charging time: 2 hours
Size: 18.5*7.6*19.7CM
Weight: 214g