Coghlan's Dynamo Flashlight is a compact, user-powered LED light designed for reliability in any situation. Using innovative dynamo technology, this flashlight eliminates the need for batteries-just one minute of cranking provides up to seven minutes of continuous illumination from its two super-bright LEDs, producing 10 lumens of light. Compact and lightweight at only 1.75" x 1.25", it's easy to store in a glove box, emergency kit, or backpack. Featuring a fold-away crank handle and clip for quick attachment, the Coghlan's Dynamo Flashlight is a dependable, eco-friendly lighting solution for camping, boating, or emergencies.