Features and Benefits:3 levels of lighting: High, Medium, Low plus Strobe functionSuper bright C4® LED technology produces up to 500 lumens (High)Rechargeable up to 1000 timesCharges in just 3 hoursClamp style charger holder with digital control circuit prevents overchargeUltra-compact, rechargeable flashlight featuring a super bright C4 LED that has a 50,000 hour lifetime and is impervious to shock. 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).