The SL-20XP LED full-size professional grade rechargeable flashlight is now brighter and has 40-hr. runtime LEDs for backup illumination. 10-Watt halogen bulb with a 100-hour lifetime, up to 38,000 candela (peak beam intensity), 200-Lumen (typical) from halogen bulb, 3 white LEDs with 100,000-hour lifetime provide up to 30-Lumen, dual switches to select halogen or LEDs, constant-on and momentary modes, machined aircraft aluminum with anodized finish, up to 80 minutes runtime with halogen only; 40 hrs. for LEDs only; emergency backup LED (after full halogen run) = 1 hr. minimum, high-capacity sub-C, nickel-cadmium rechargeable battery, power failure feature- when light is in charger in the "on" position, it will come automatically during power failure, O-Ring sealed, water resistant, 13/2-Inch, 1.7-Pound