"The Streamlight UltraStinger AC/DC Rechargeable LED Flashlight pierces the dark with 3 variable intensities. High produces a 1,100-lumen beam out to 510 meters, Medium produces 350-lumen beam out to 290 meters, and Low produces a 90-lumen beam out to 141 meters. Convenient head-mounted push-button switch offers easy 1-handed operation. TEN-TAP programmable switch lets you switch between 3 modes: High/Medium/Low with Strobe, High Only without Strobe, and High/Medium/Low without Strobe. Rugged machined aircraft-grade aluminum housing is anodized to protect against corrosion and boasts a slip-resistant rubber grip. O-ring-sealed, shatter-resistant polycarbonate lens includes a scratch-resistant coating to keep the light crisp. Included 6V is rechargeable up to 1,000 times and runs up to 1.5 hours on High, 4.5 hours on Medium, and 16 hours on Low. IPX4 water-resistant rating. Impact-resistant to one meter. C4 LED bulb has an incredible 50,000-hour lifespan. Snap-in charger holder mounts in any position and includes an LED indicator. 11.82""L. Weight: 19.9 oz. (with battery). Manufacturer model #: 77553. Powerful LED bulb with 3 variable intensities High produces 1,100-lumen beam that reaches out to 510 meters Head-mounted push-button switch and programmable TEN-TAP Machined-aluminum housing with a slip-resistant rubber grip Tough polycarbonate lens with a scratch-resistant coating Rechargeable up to 1,000 times IPX4 water-resistant rating"