Inova T4-WB 175 Lumen Rechargeable LED Flashlight, Black Aircraft aluminum body machined from solid bar stock (not extruded tubing) with military grade, type III anodized hard coat Lifetime LED bulbs that are virtually indestructible, delivering 175-lumen output (ss per LED specifications); crush proof to 2000-pounds Power regulated circuit for constant, uniform light output brightness up to 2-hours battery life Double AR-coated mineral glass optical window with Teflon seal that counters environmental pressure Includes charger cradle plus power supplies for AC and DC charging