180478 Quantity 1 piece(s) per pack Color Bronze Material Copper Suitable Gun Type 7.62 x 39mm gun rail Specification Laser wavelength: 635~655 nm， Power: < 5mW， Powered by 3 x AG3 batteries (included)， Compact and lightweight; The red laser is up / down / left / right adjustable Packing List 1 x Red laser bore slighter 3 x AG3 batteries 1 x English user manual