Input: 100V-240V, 50/60Hz; Output Voltage:12V DC, Output Current: 0 ~ 30A,Output Voltage adjustable range: ±10% High quality switching power supply, stable 12V output, protect your electronic products from destruction Smart chip provide overcharge/ overload/ short-circuit/ over-heat protection, Auto-recovery protection Perfect for 3D Printer , ham Radio Transceiver , Car Subwoofer amp Audio Amplifier , RC LiPo Chargers and LED Strips We promise 30 days worry-free return, 1 year replacement assurance, lifetime after-sale service, 24H x 7Day customer service support Technical Specifications:
Manual Switch between 115V and 230V Input ,+ / - 10% adjustable output voltage.

Auto on/off cooling fan.
High Efficiency, Low Temperature,High reliability.
LED indicator for power on.
Built-in EMI Filter.
Gross Weight: 2 lb
Color: Silver

Power for 3D Printer , ham Radio Transceiver , Car Subwoofer amp Audio Amplifier , RC LiPo Chargers and LED Strips.