1100% brand new and high quality 2This product is laser engraving machine special module, features external drive, real output Optical power, stable performance 3Laser module with constant-current driver board to ensure stable output optical power,low heat no external driver board, very easy to use; 4Suitable for industrial laser engraving machine equipment usage 5Heat dissipation adopts of forced air cooling, with long continuous working timesFeatures: 100% brand new and high quality This product is laser engraving machine special module, features external drive, real output Optical power, stable performance Laser module with constant-current driver board to ensure stable output optical power,low heat no external driver board, very easy to use; Suitable for industrial laser engraving machine equipment usage Heat dissipation adopts of forced air cooling, with long continuous working timesSpecification:Power adapter voltage: 100-240VAC Plug type: US plug Laser wavelength: 405nm(blue purple light)Spot type: dot (adjustable focusing)Output power: 500mWDrive mode: external ACC constant current driveHeat dissipation: forced air coolingWorking voltage: 12V DCPower supply control interface: 2.54-3p (PWM or TTL signal control power)Auxiliary function: weak light positioning switch functionCase material: anodic black on aluminum surfaceModule material: copperCollimating lens: optical glass coatingLaser head size: 8.2*3.3*3.3cm/3.2*1.3*1.3in Weight: Approx.309g/10.9ozPackage list:1 * Laser Module 1 * power adapter 1 * 2MX12 cable 1 * DX54 cable Note:1. The power of laser module is relatively large, which is only used in industrial occasions, and it is forbidden to illuminate eyes.2. Children are not allowed to touch the laser products.3. Do not open the module to avoid damage.4.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.