Adjustable Power SupplyThis Power Supply Transformers supports AC 110v-240v input voltage, 0-12v adjustable output voltage range; The power supply is suitable for 5V 9V 12V devices; The output current mainly depends on your device, with a maximum current of 50A and a maximum output power of 600W Ease of UseCompared with traditional connection methods, this new version of power supply is equipped with two nickel-plated copper terminals, which can be directly connected by clamps, convenient and easy, and they have good electrical conductivity and high efficiency. conversion, corrosion resistance and wear resistance Intelligent Cooling SystemThis 220v 12v transformer features an aluminum alloy casing and is designed with multiple holes for better heat dissipation. A built-in cooling fan can prevent circuit boards from overheating and burning; in addition, anti-skid pads are added at the bottom, which also provides better heat dissipation and more stable operation Multiple Protection12v power supply has overload, overvoltage, overheating and short circuit protection, which protects your devices from damage. Safe and stable, suitable for novice or experienced users