Laser Pointer High Power Point Laser Pointer - Powerful laser meter. Specifications: Surface treatment: black anodize power supply: 2 AAA batteries (not included) Wavelength: blue-violet (violet) 405nm; green 532nm; red 650nm Laser range: red 500 meters, green 500-1000 meters, blue-violet (violet) 10-100 meters start-up time: 0.001 seconds working current: