FAVOLCANO DC 12V 2A 2.0A Switching Power Supply Adapter for 110V - 240V AC 50/60Hz 2.1mm (1-Pack) Input Voltage: 100v-120V ~ 50/60Hz 0.5A Output: 12V 2A or 12v 2000mA Tips hole size: 5.5mm x 2.1mm Can be use in most 12V CCTV and 12V router. Compitale with 12v 500ma(0.5a) 12v 750ma(0.75a) Package included: 1-FAVOLCANO AC100-240V to DC12V 2A Power Adapter, 1-FAVOLCANO DC Female Connector. 6 months worry-free product guarantee for every purchase from FAVOLCANO