50mw Dot & Starriness 2 in 1 Red Laser Pointer Life time: >8000 hrs Wave lenth: 650nm Body ... material: brass Factory price 50mw Dot & Starriness 2 in 1 Red Laser Pointer Green, Red, Blue-Voilet, all available.1mw, 2mw, 5mw, 10mw ... , Mining fieldBusiness person , Conference SpeakerBars, KTV, Clubs, Concert site Specification :(1) Red laser pointer with Star Cap(2) Wavelength: 650nm(3) Laser ...