ventech (4 Pack) 18 Watt Max Power Adapter - 110V AC to 12V DC, 1.5A - (LED Light Strip Transformer ,security cameras) Professional Security Adapter ensure Current Stability increases the lifetime of your camera Input: 100-240V AC 2.1mm ; exterior: 5.5mm 12v powersupply For the Security Cameras  DVR  Led Strip  Led string lights  Wireless Router  ADSL Cats  HUB  Switches  Audio/Video Real Output: 12V 1.5A 18W  Over-Voltage Protection And Over-Current Protection We have variety in the newest products in the field of security visit our amazon store writing on amazons browser: ventech camera