BMOUO 12 Volt 2 Amp Power Adapter , AC to DC, 2.1mm X 5.5mm Plug, 12V 2A Power Supply for 3528 LED Strip Flexible Lights . AC Input: 100V to 240V, DC Output: 12 volt at 2 amp rating Type: Regulated switching power supply with 2.1mm x 5.5mm plug, center positive High quality commercial grade AC to DC power adapter for manufacturer of all type Please confirm the plug size before purchase. Tips: voltage must equal to device requirement, amp rating must equal or greater than requirement Attention! Please make sure the part will match your machine before bidding