Tactical DBAL-A2 PEQ15Tactical DBAL A2 White Light Red Laser Dual Beam Hunting Rifle PEQ15 Laser Aiming Weapon Flashlight Material : Nylon plastic Note: In order to function be normally ,we suggest use 16340 (3. 7Vrechargeable batterybecause if you us the CR123 battery ,the power consumption rate will be very fast, which will cause the equipment to be unable to use normally Note: The remote switch can be used only when the main body power button turned on first, and only