JC 12V 1A Wall Adapter Power Supply 110V- 240V AC 50/60Hz DC 2.1mm x 5.5mm 12v 1A or 12v 1000Ma, Input Voltage: 100v-240v.Fully Regulated Switching Power Supply Ideal for DC CCTV Cameras, special for IR cameras. Top Quality Center positive 2.1mm*5.5mm jack.Light Weight and Low Power Consumptions Fully regulated 100V-240V can be used Output voltage 12V, Output current .Switching Power Supply Also compitale with 12v 500ma(0.5a) 12v 750ma(0.75a) Compatible with most CCTV 12V security camera and other 12V equipments.