This item is a laser module heads, which is made of copper plastic. It is suitable for 5V 5mW standard, with 6mm outside diameter, can be used to connect diode tubes for multiple use.
Color: Mainly golden
Lens and housing: Plastic
Laser Shape: Dot
Outside diameter: 6mm
Working Voltage: 5v
Operating Current: must less than 20 mA
Working temperature: -10 ℃~＋40 ℃