A more powerful, safer and smarter laser module kit for engraver, 3D printer, CNC mill and replacement for Arduino project.

Features:
– Designed for laser engraver machine, laser cutter, 3D printer, CNC millling, replacement for arduino project.
– 2 in 1 focus, adjustable lens and fixed focal length in one module.
– 7.5W blue light laser, suitable for engraving and cutting.
– More Safety, built-in protective glass can effectively exclude the direct rays of the laser by 90%.
– Modified laser air assist, avoid smoke damage to the lens.
– More quiet, intelligent drive adjust the cooling fan speed according laser temperature.
– Easy to use. Digital PWM wave pulse signal generator adjustable frequency duty-cycle board replacement for NEJE laser module.
– Sliding slot is provided for easy adjustment of focus.
– Engrave a wide range of soft materials: MDF/Balsa/Paper/Wood/Fabric/Plastic/Leather/Plywood/Foam Paper/Anodized Aluminum.

Specifications:
Material: Aviation aluminum, brass
Laser Color: Blue
Module Input: 20-30W
Optical Power Output: 7.5W (7500mW)
Wavelength: 445-450nm
Beam Shape: Dot (Focusable)
Working Voltage: DC 12V
TTL&PWM Modulation: YES, compatible with Both TTL & PWM Modulation
Input Voltage: DC12V 3A
PWM/TTL Input: DC3.3V-12V
Input Interface: PH2.0-4Pin (+,-, PWM/TTL, Temperature), 3Pin (+,-, PWM/TTL) , 2Pin+2Pin (+,-) + (PWM/TTL,-)
NOTE: Temperature interface can be disconnected, the text instructions replacement for NEJE for temperature acquisition can be found on wiki.
Drive Mode: External ACC
Safe Temperature Range: <60 ℃
Module Weight: 202g (The lighter the weight, the smaller the move inertia, the better the performance)
Life Time: 10000 ~ 20,000 hours
Cooling Mode:Temperature sensor intelligent control + 10000 rpm 40mm cooling fan
Section Size: 40*40mm
Adapter Plug: 5.5 2.1 port

Tester Board
Power input: DC 12V
Output: PH2.0 4pin (12v,GND,PWM/TTL,Temperature)
Mode: 3 modes (off, manual pwm, pwm / ttl in)
Temperature Display: YES
PWM Display: yes
Manual PWM Control: YES

Item Size: 6*4*4cm / 2.36*1.57*1.57in
Package Size: 16*11*6cm / 6.29*4.33*2.36in
Package Weight: 320g / 11.28oz

Packing List:
1 * 30W Laser Engraving Module
1 * Laser Module Sliding Slot
1 * NEJE PWM/Temperature Tester Board
1 * 12V3A Power Supply
1 * EU Plug Adapter
1 * 4 Pin Cable(320mm Cable)
1 * 2pin TTL Cable
1 * 2.5mm L-shaped Wrench
1 * 5mm L-shaped Wrench
1 * Goggles