The 660 Lumen P8A LED flashlight is the #1 choice for law enforcement and security personnel. Implementing the Smart Torch Technology (STT), the P8A is rechargeable using standard USB, comes with pre-set modes optimized for law enforcement and security, with option to program unlimited modes to suit your exact mission. The P8A is made for the toughest tactical, self-defense, search and other rugged applications. SPECIFICATIONS LED：Cree XML U2 LED Output：660 Lumens Runtime：100 mins Battery：one 18650 battery Distance：172m Material：Aerospace grade aluminum 6061-T6 Finish：Hard anodized finish Diameter：153 x 26.5 x 37.5mm Weight：143g(Battery excluded) Impact Resistance：2m Water Resistance：1m