... Appearance color: Black(Roast black rubber or plating chromium fog) type of laser: Visible laser Diode specification parameter:Fixed focal, Green ... the power, the farther range,The bright green light, the thick green light track line,Prices different. Gunshot: 500-10000 ... over the sky fireflies, also similar fireworks scattering effect,Beams of light scattering Angle is greater than 70 degrees. 3. The ...