TTL / PWM (Control Interface):
Power supply: 12V

TTL signal input 0~5V, controls the switch
PWM controls the power of the module.

Corresponding ports:
Single port:
2.54-3p (TTL + PWM)

Two ports:
2.54-3p (power supply + PWM) + 2.54-3p interface (TTL)
2.54-3p (power supply + PWM) + 2.54-2p interface (TTL)

Three ports: 
2.54-2p (power supply + PWM) + 2.54-2p interface (TTL) +
2.54-2p interface (The last port can be left unplug)

Features:

1. Aircraft aluminum heatsink with cooling fan to ensure continuous operation.
3. Equipped with constant-current driver achieve stable output and performance.
4. Suitable for industrial laser engraving.
5. Most modules are focus adjustable except the 10W 445nm laser module which comes with non adjustable focusing version only for pinpoint engraving use.

Materials that can be engraved:
Stainless steel, anodized aluminum, wood, bamboo, plastic, paper, leather, bank card, rubber.

Materials that cannot be engraved:
Iron, aluminum, stone, ceramic, shell, light-reflecting material, transparent materials.

Note:
1. Please wear laser goggles during operation and avoid any direct contacts to the laser beam.

Lower pricig for bulk order, please contact us directly for a quote. Power source, voltage and mounting plate of the laser modules are all customizable for bulk purchasing.