Power Supply, Widely used in Industrial automation, LED display, etc. With anti- to ensures the LED lamps and reduce the LED luminous decay. High efficiency, and High reliability. Feature - ColorSilver - Material: Metal - Size: 19.80X11.00X5.00cm/7.78X4.32X1.97in Output voltage: 12V Rated : 20A Output range: 0-20.3A Rated power: 250W Load adjustment rate: 0.5% time: 20ms Rise time: 100ms Input voltage: 110-220V Frequency range: 50-60Hz Efficiency: 85% Overload protection: 105-135% hiccup mode, auto recovery Over-voltage protection: 115-135% output cut off, auto recovery Working : -20 ~ 60 Celsius degree Working humidity: 20% ~ 90% RH Safety standard: EN/UL60950 compatibility: EN55022 : EN61000-4-2/-3/-4/-5/-6/-11 - Efficient work and low - With the anti- function to ensure the long lifespan of LED lamps. - Smart device protection for Shortage Protection, Overload Protection, Over Voltage Protection to ensure the stability of the power supply - Widely used for LED Strip Light CCTV Computer Project etc. - for display screen and monitoring equipments. - Warm Tip: Dear buyer, Due to lighting effect,monitor's brightness,manual measurement and etc, there could be some slight differences in the color and size between the photo and the actual item. sincerely hope that you can understand! Thank you! Package list: 1 x switching power supply