Yellow laser pointer is a kind of laser pointer. Because it emits yellow light, it is called yellow laser pointer, and some are called yellow laser pointer. It is relative to the green laser pointer, but regardless of performance or use It is not as good as the green laser pointer, and the market retail price is much lower. It is suitable for middle and low-end consumers and can also achieve the functional effect of a laser pointer. Features: Quantum well LD as light source, CW and MOD working modes, FC, SC, ST common interface, long detection distance, stable power output, output of red laser visible to the human eye. Strong penetrating power, light transmission at fault points The PVC layer is still clearly visible after 3mm, nano-technology multiple electrostatic protection, sturdy and durable shell, pen-shaped design, easy to carry and use.