Input: 100V-240V
50/60Hz; output: 12V DC 6A max; Works with device that draws less than 6A such as 500mA 1A 3A 4A 5A 5.1A 5.4A 5.7A 5.9A 6A. DC plug connector external diameter is 5.5 mm internal diameter is 2.1 ~ 2.5 mm; Connector polarity is internal positive + outside negative-.
Safety protection: automatically overload cut-off over voltage cut-off over temperature cut-off short-circuit cut-off. Sufficient 72W output power and stable 12V output voltage will protect your electronic devices from destruction. It is perfect for 12V devices less than 72W such as 5050 2835 12V LED light strip CCTV camera security surveillance system Bluetooth speaker DC motor water pump.