Coming Data 5V 3A 15W AC/DC Adapter Power Supply w/ 5.5x2.1mm DC Barrel Connector (UL Certified) 5 Volt 3 Amp 15 Watt AC/DC Adapter Power Supply w/ DC Barrel Connector, Tip Size: 5.5x2.1/2.5x10mm Input: AC 100~240V Output: DC 5V 3A, DC cable length: 5 ft., Polarity : Center + Works with devices required 5V 3A DC 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.