1.Designed for laser engraver, 3D printer, CNC mill, arduino project.
2. 7.5W Optical power output, 4mm plywood from 1 pass(speed 100).
3. More Safety, Built-in protective glass to protect eyes! Even without wearing protective glasses, the operation is more comfortable.
4. More Quiet, Intelligent drive adjust the cooling fan speed according to laser temperature.
5. Easy use, Digital PWM wave pulse signal generator adjustable frequency duty cycle board for NEJE laser module.
6. The slidable mounting fixture is provided for easy adjustment of focus.
7. 2 in 1 lens, adjustable focus and fixed focal length in one module.

Specification
1. Heatsink Material: Aircraft Aluminum + Brass Shell
2. Luminous Color: Blue
3. Section Size: 40mm x 40mm
4. Cooling Mode: Temperature sensor intelligent control + 10000 rpm 40mm cooling fan
5. Dimension: 60 x 40 x 40mm
6. Adapter Plug: 5.5 2.1 port
7. Can Engrave: MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Anodized Aluminum
8. Can Not Engrave: Metal/Glass/Stone/Ceramics/PCB/Stainless Steel/Reflective Material/ Transparent Material

Technical Parameters
1. Optical power output: 5.5W~7.5W
2. Wavelength: 445-450nm
3. Beam Shape: Dot (Focusable)
4. Working Voltage: DC 12V
5. TTL&PWM Modulation: YES, compatible with both TTL & PWM Modulation
6. Input Voltage: DC12V 3A
7. PWM/TTL Input: DC3.3V-12V
8. Input Interface: PH2.0-4Pin (+,-, PWM/TTL, Temperature), 3Pin (+,-, PWM/TTL) , 2Pin+2Pin (+,-) + (PWM/TTL,-)
9. Drive Mode: External ACC
10. Safe temperature range: <60 degrees Celsius
11. Module weight: 202g (The lighter the weight, the smaller the move inertia, the better the performance)
12. Life Time: 10000-20,000 hours

Package Included
- 1 x Laser Engraving Module
- 1 x Laser Module Sliding slot
- 1 x 4 Pin Cable(32cm cable)
- 1 x NEJE interface tranfer board
- 1 x 2.5mm L-shaped wrench
- 1 x 5mm L-shaped wrench
- 1 x 3pin input cable