5pcs 532nm 5mW Green Laser DOT Diode Module 3.7-5V w/Driver Positioning LED$$Electronics Other

Output Power: 5mW Wavelength: 532 nm Working Voltage: 3.7V-5V Working Current: 250mA Working Temperature: -30℃~50℃ Laser Shape: DOT Duty Cycle: 45 seconds ON, 15 seconds OFF Range: 3000 meters Material: Brass Dimensions: approximately 12*56mm (including PCB)