Mitaki-Japan® Wind-Up LED Head Lamp
Mitaki-Japan Crank Led Head Lamp. GREEN ITEM, no batteries needed. Features adjustable headband that allows it to fit on a hat or directly on your head and 3 LED lights with 3 settings: 1 bulb, 3 bulbs or 3 flashing bulbs. 1 minute of winding gives you approximately 90 minutes of light with 1 LED bulb, or 40 minutes with all 3 bulbs. Clam packed.