1W High Power Laser Dot Module 635nm 1000mw Orange Red Laser Diode 12V Plug &PWM
If the signal is not connected, simply connect 12V+and GND to emit light. PWM:0-5V, Frequency<18K. Power: <1W. Spot shape: rectangular spot, when adjusted to the thinnest, a line will pass through. Adjustable focus (adjust spot size).