Compatible with plus, mix, max machines



Please do not leave when working. The laser power is relatively high. If the speed is relatively slow or the laser focus is not good, the material will burn easily!

This product is designed with anti-static protection!

Please wear protective glasses before operation!

Please do not touch the laser outlet with your hands. It may burn your hands!

Children under 14 years of age are prohibited from using this product!

Children over 14 years of age need adult supervision when using this product!

Quick Start

Video tutorial

coming soon!


Master 2 / 2s needs to install a slider module, because this module can only be installed on the sliding slot, you need to slide up and down to adjust the focus.

With adapter(laser pwm tester / laser switch board ) board, support laserGRBL, Lightburn, ender-3 3d printer, outur laser machine etc.


The A40640 module can adjust the focus. You can first use a flat-blade screwdriver to adjust the focus to a fixed position, and adjust the focus up and down by sliding slot.

If you are cutting white plywood, it is recommended to use gray cardboard first, or find a small plate of fixed thickness to match the focal length. The focus position of cutting and engraving will be a little different, please refer to the picture below.





PWM signal

1. The third yellow interface line is the TTL control line, the voltage range is 3.3-12V, the frequency is 0-20KHz, and it needs to be grounded.

2. The input voltage of the red and black wires is 12V3A - 12V5A, do not connect them in reverse, otherwise the module will be damaged.

3. The power is not controlled by voltage or frequency, it is controlled by duty cycle.

NEJE Laser Module PWM signal specification Evanator (2021.3.16)

You may be wondering what PWM model should be entered for the laser module is the correct one. This article will answer your doubts.

Please download the following file:


Get temperature


Although this module adopts internal air-assisted design, long-term use may not prevent dust or a small amount of smoke from affecting the lens. It is recommended to clean the lens with a clean cotton swab. Dust or smoke may overheat the lens and cause the lens to burn out. Re-acquire the lens Will delay your use.


Warranty time: 2 years!

please do not open the module yourself, it may damage the circuit, if there is a malfunction, please contact the official customer service, we will provide you with free after-sales service in the nearest warehouse.

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