With Streamlights Stinger DS DC LED Rechargeable Flashlight, youll never have to worry about whether or not youve got extra batteries on hand. Its integrated, rechargeable 3.6-volt nickel-cadmium battery can be charged again and again up to 1,000 times and does so in just 10 hours using the charger docking station, 120-volt AC charging cord or 12-volt DC charging cord (all included), as well as Streamlights PiggyBack charger (sold separately). Shockproof C4 LED delivers a 50,000-hour lifetime that operates up to two hours on high (350 lumens), 3.75 hours on medium (175 lumens), 7.25 hours on low (85 lumens) and 5.5 hours on the strobe setting. Dual-switch technology allows you to select mode of operation through the independently operated tail-cap or head-mounted power buttons. Rugged polycarbonate lens features a scratch-resistant coating that protects the internal deep-dish parabolic reflector, which casts beams as far as 310 meters. Ultratough machined aircraft-grade aluminum body with no-slip rubberized grips. Anti-roll ring included. Impact-resistant to one meter. IPX4-certified for water resistance. Battery charge indicator. Battery comes with a one-year warranty. Manufacturers limited lifetime warranty. 8.85L. Wt: 12.8 oz. Type: Flashlights.