Decaker 501B XM-L T6 1000 Lumens Bright LED Flashlight Torch Tactical FlashLight Lamp + Gun Mount + Remote Pressure Switch (Battery and charger Not Included) Cree XML-T6 LED,Max to 1000LM.Perfect for outdoor activities like hiking, camping, hunting and so on Comes with Gun Mount and Remote Pressure Switch. It Can Be Mounted to Rifle and Other Poles RAIL MOUNT:Comes with mount for 20mm picatinny rail TWO USAGE: Handed Flashlight and Mounted tactical flashlight; One mode light, the picatinny rail mount can help you to fix the flashlight when you hunting or tactical training, its can be also used as a normal handheld emergency led flashlight POWERED: Powered by:1x3.7v 18650 battery(battery is not included) or 2x CR123A(battery is not included)