Mini Crank Dynamo LED Flashlight

Features:

1) ABS body.
2) 3 super light LEDs.
3) Battery voltage: 3. 6V, Capacity: 40mAH.
4) Rotate 120 cycles/minute, output power is about 0. 8W.
5) In normal status, rotate 130cycles per minute, it can be used 15-20 minutes for three lights burning.