Speed regulation gear: 3rd gear speed regulation plus with infrared remote control
Input voltage/current: 5V-2A/200mah-1200mAh
Output power: 1W-4W
Battery model/capacity: 18650/3.7V 5200mA
LED power: 0.5W-2W
Usage time: 5-25H
Size: height128MM*width168MM*width168MM