Features and Benefits: 3 levels of lighting: High, Medium, Low plus Strobe function; Super bright C4 LED produces up to 500 lumens (High); Rechargeable up to 1000 times; Charges in just 3 hours; Clamp style charger holder with digital control circuit prevents overcharge; Ultra-compact, rechargeable flashlight featuring a super bright C4 LED that has a 50,000 hour lifetime and is impervious to shock. 3 levels of lighting: High, Medium, Low plus Strobe function. Constructed of anodized machined aluminum with grooved barrel and unbreakable polycarbonate lens. Anti-roll head prevents the light from rolling away when you set it down. Produces up to 500 lumens (High), 250 lumens (Medium), and 125 lumens (Low). Run times: 1 hour (High), 2 hours (Medium), and up to 3.5 hours (Low). Rechargeable up to 1000 times. Clamp style charger holder with digital control circuit prevents overcharge. Charges in just 3 hours on Lithium Ion rechargeable battery. Lime.