... : Black(Roast black rubber or plating chromium fog) type of laser: Visible laser Diode specification parameter:Fixed focal, Green pointlike flare, Continuous ... for: 5mW,10mW,20mW,30mW,50mW,80mW,100mW,120mW,150mW,200mW,250mW, The greater the power, the farther range,The bright ... all use high quality imported environmental protection copper 2. Plane laser effect.In the plane to 2000 points on in swimming ...