LP0074B General Specs Color of Laser Green Model LT-5 Material Copper Color of Laser Green Output Power 5mw Wavelength 532nm Working temperature 10~30℃ Working Voltage DC3.0V Battery  2 x AAA （not Included） Package Details Weight: 211.86 g Size: 17.5*6.5*3 cm Package Includes 1 * Laser Pointer 5 * Heads 1 * Gift Box