Super-bright COB LED bulb delivers a wider and brighter lighting area Two settings for varied brightness and run times Magnetic base swivels 180 degrees 360 degree rotating hanging hook recesses flat into integrated belt clip Automatic shut off and overcharge protection prolongs battery life Constant current design delivers rated light output throughout battery charge cycle 3-in-1 charging system compatible with included mini USB cable Specifications: Brightness Setting: 200 lumens (high), 100 lumens (low) Battery: 3.7V, 1000mAh lithium-ion rechargeable Run Time: 2 hours (high), 4 hours (low) Length: 4.75"