Item Type: Waterproof LED Power Supply Material: Aluminium Alloy Type: AC / DC Modulation Direction: Pulse Pulse Modulation (PWM) Transistor Connection Direction: Unit Enter Electrical Range: 100-265VAC 47-63Hz Output Power: 50W Rated Output Voltage: 12VDC / 24VDC Rated Output Current: 12V4.2A / 24V2.1A Output Resistance Range: 0 ~ 4.2A / 0-2.1A Work Efficiency: 90 (%) Output Ripple Noise: 30mv Output Resistance Select: 0.5 (%) Electrical Adjustment Rate: 5 (%) Load Adjustment: 0.5 (%) Safety Protection: Overload, Overvoltage, Over Temperature, Overcurrent, Short Circuit Protection Worksheet: -20-460° C, 20% -90% RH (No Condensed) Line-Based Panel Equipment: Use Full Glass Fiberboard (Environmental, Flammable, High Height, Life Life, etc.), Long Service Life, etc. Save Temperature: -20- + 85 ° C 10% -95% RH (No Condensed) Waterproof Level: IP67 1、Practical Equipment: LED waterproof power supplies are usually used to convert alternating current (mains) to direct current 2、Multiple Safety Protection: LED transformer has overload, over voltage, over temperature, over current, short circuit protection. 3、Superior Performance: High efficiency, small size, wide application, security, stability and strong anti interference. 4、Premium Material: The LED strip power supply adopt full glass fiber circuit board (environmental protection, smouldering, high temperature resistance, long life and so on). 5、Wide Application: The waterproof power supply is suitable for strips of LED lights, LED bulbs, computer project, industrial, exterior light. Air cooled, meet IP67 grade. 1 x Waterproof LED Power Supply