It is a 7.5W Switching Power Supply/Adapter, Input voltage: 90VAC to 240 VAC 50/60HZ, Output voltage: DC 5V (±0.2V), Output Current: 1500mA,Peak 2000mA, It has Shortage Protection,Temperature protection,Overcurrent protection. Applied to the power adapter,industrial equipment,microcontroller,LED lighting power supply,and etc.