532nm Green Laser 20mW 3VDC Diode Module 13x48mm INDUSTRIAL/LAB
Specification:
Output Power 20mw Wavelength 532 nm Working Voltage 3V (2xAAA batteries) Working Temperature ＋15 ℃~＋35 ℃ Duty Cycle 45 seconds ON, 15 seconds OFF Laser Shape DOT Focusable N/A Material and Color Brass Spring is Negative -, bronze casing is postive + Dimensions ￠13 mmX48mm(including PCB) with switch and spring on the PCB, can be used to DIY laser pointers
