... pointer pens, WATERPROOF Name:waterproof Green Laser Pointer can working under 50 ... :21*25*35cm G W:500gTechnical ParameterFixed focus, green dot facula, continuous output and working time over ... 5000 hours Output Wave length: 532 nmOutput Power: 100mw,150mw,200mw,250mw,300mw(also for clients ... :Black(according to the request of customer)Our green lasers have been used in many applications and ...