Streamlight SL-35X Flashlight 20 watt halogen lamp with 100 hour life NiCad rechargeable battery Up to 40,000 pre-focused peak beam candlepower; 400 lumens 17.5" 2.8 lbs Available in Black The Streamlight SL-35X Flashlight is made of machined aircraft aluminum anodized against corrosion and with an unbreakable Lexan lens. SL-35X gives an intense 40,000 candlepower beam and uses a 20 watt halogen bulb pre-focused in a metal reflector for a great beam. The SL-35X measures 17.5" long and is approximately the same size as a 6D cell flashlight.