Compatibility: Fits for 5 V 0.1 A to 1 A switching power supply, DC 5 W max power adapter for the devices which is a less than 5 V AC power adaptor, such as 5 V 900 mA; 800 mA; 700 mA; 600 mA; 500 mA; 400 mA; 300 mA; 200 mA; 100 mA transformer charger Specification: Input: AC 100 V to 240 Volt 50 60 HZ Output: DC 5 V adapter with standard wall charger plug. Plug Polarity: positive inside negative outside Plug Size: 5.5 mm 2.5 mm (applicable 2.1 mm) Come with 10 Interchangeable Jacks 10 Interchangeable Jacks: Selected 10 pieces multi connectors which can be used for most of your 5 V DC power supply devices. 5 V 1 A power supply for electronics regulated switching, regulated 5.0 V power cord for your DC devices Reliability: CE FCC Listed for charger replacement for electronics regulated switching has checked to work with dc 5 v power max equipment, with the overcurrent protection; overvoltage protection; short circuit protection; over temperature protection What You Get: 1 piece