R03 _ ELECTRIC TOOTHBRUSH FOR KIDS
Functional parameters
Rated voltage: 3.7V
Rated power: 0.4W
Vibration frequency: about 19000 times / min
Charging mode: USB/DC interface
Charging time: about 4 hours
Specification: lithium battery 14500-500mAh
Power reminder: low power charging lamp flashes
Duration: about 30 days
(calculated by using 2 minutes each morning and evening)
Waterproof grade: IPX7