1pc 3-5V 532nm 30mW Green Laser Dot Diode Module 12*30mm
Output Power: 30mW. You must know the possible hazard when doing laser DIY. Wavelength: 532nm. Laser Shape:Dot. Duty Cycle: 45 seconds On 15 seconds OFF without heatsink. Working Temperature: ＋10 ℃~＋35 ℃.