Product Features: Auto on/off cooling fan High efficiency Low temperature LED indicator for power on Over Load and Short Circuit Protection Over Voltage Protection Output: DC Voltage: 12V Rated Current: 30A Current Range: 0-30A Rated Power: 360W Ripple & Noise (maximun): 150mV Voltage Adjustable Range: 10-13.2V Voltage Tolerance: +/- 2.0% Line Regulation: +/- 0.5% Load Regulation: +/- 0.5% Setup, Rise, Hold Up Time: 200ms, 50ms, 20ms at full load Input: Voltage Range: 90-132V AC / 180-264V AC by Switch 248-370V DC Frequency Range: 47-63Hz Efficiency: 74% AC Current: 6.5A/115V 4A/230V Inrush Current: 25A/115V 50A/230V Leakage Current: Note This product is suitable for indoor use, non-detachable power shell. External power supply round hole mesh heat vents, in the range of 50cm within the outlet Do not place other flammable items. 5 cm in the product range not place other items, to ensure that the powersupply has good thermal environment, to ensure safety. Please accurately calculate the load power, do not overload. When thepower is working, do not touch the case. Do not short-circuit output if no output, please use off one minute re-energized. Before electricity use, carefully verify the power link is correct, rigorous power lines reversed. Professional installation of qualified electrician is highly recommended.