Diode laser hair regrowth hat

Quantity of Light emit: 276 laser diodes
Max Output power: 1380mW
Laser wavelength; 660nm+/-10nm
Function: Hair regrowth
The input of Cap: 5V 3A
Cap enclosure size: Metric 65cm
Battery Charge power supply: 110V-220V/ 50-60Hz
Battery capacity: 5200mAh