100X 3V 5mW 650nm 6mm Mini Laser Dot Diode Module Copper Head Red Output Power: 5mW Wavelength: 650nm Working Voltage: 3v Operating Current: less than 40 mA Laser Shape: Dot Working temperature: -10 ~ 40 housing: Copper Packaging Details 100PCS X 650nm 6mm 3V 5mW Laser Dot Diode Module