Coming Data 12V 4A 48W AC/DC Adapter Power Supply w/5.5x2.1mm DC Barrel Connector (UL Certified) 12 Volt 4 Amp 48 Watt AC/DC Adapter w/ DC Barrel Connector, Tip Size: 5.5x2.1x10mm Input: AC 100~240V Output: DC 12V 4A, DC cable length: 5 ft., Polarity : Center + Works with devices required DC 12V 4A power and physically fits the plug UL Certified, short circuit protection, Energy Saver Level 5 US seller, ship from US, 1 year limited warranty. For indoor use only.