Download the Manual Convenient Sizing: Dimensions: 7.8 x 6.3 x 3.6" (197 x 161 x 91mm) Weight: 4.6 lb (2.1 kg) Power: Input Voltage: 110V AC Input AC Frequency: 47-440Hz Max. Output Voltage: 40kV DC Max. Output Current: 28mA DC Efficiency: ≥ 90% Mean Time Between Failure (MTBF): ≥ 30000 hr. Response Time: ≤ 1 millisecond High-Level Voltage Range: ≥ 3.0V Low-Level Voltage Range: ≤ 0.7V Cutting Edge Features: HIGH PERFORMANCE: OMTech's 80W laser power supply delivers excellent performance with greater than 90% efficiency and fast 1-millisecond response times. Get the most out of your laser tube with our safe, stable, and capable power supply. REAL-TIME LCD DISPLAY: The built-in LCD display conveniently provides the output current amperage as well as the status of the laser and its water protection system, so you can easily monitor your laser engraver. The separate TEST button also speeds fault detection, so you can troubleshoot system problems with ease. SIMPLE INSTALLATION: Each connection port is clearly labeled to facilitate quick and easy installation, and the connectors from similar models easily plug in directly. OPEN-CIRCUIT PROTECTION: A protection circuit combined with a well-grounded enclosure ensure our power supply properly handles open-circuit faults and increases the service life of our power supply and your laser tube. QUALITY TESTED: OMTech's laser power supplies have been rigorously tested to provide the highest quality and efficiency on the market. Package Includes: 1 x 80W Laser Power Supply Warranty: No need to worry! We offer a 1-year warranty on all laser power supplies Certifications: FDA Compliant CE Certification ISO9001 Quality Certification