This Dynamo flashlight never needs batteries or recharging. It has 2 bright LEDs that provide up to 30 min. of light after only 1 min. of cranking. Its small size and clip make it easy to take with you anywhere – even on your key chain. Its self-powered design makes it ready for use anytime, even after sitting for extended time periods. It is perfect for a backup light source at home, in your car, while traveling, camping, boating, and in any emergency. At this incredible low price, you can get one for your tackle box, tool box, glove box or anywhere you may need a reliable light source.