2pcs INDUSTRIAL/LAB 3VDC 532nm Green Beam Laser Lazer 30mW Diode Module

Industrial Electronic Component NOT HANDHELD LASER This green laser module is an industrial electronic component and used for as Industrial testament, Lab, DIY. The laser module is precise instrument. Before carrying on some laser DIY activities, please read about the technical information first and protect your eyes before laser ray. You must know the possible hazard when doing testament, experiment or laser DIY. We have updated the module to both bounce and wires, you can choose which one is suitable for you to use. Note: The modules are tested and the output power are measured by laser power meter before sending out. Please don't compare the power of this one with a none-measured laser. If you doubt the output, please have the laser you recieved checked by laser power meter. If there is any problem, please feel free to contact us. We will solve the problem asap.