Set of 2 power adapters. Brand new, never used. Versatile charger for any device using a USB charging cable (Iphone, Ipad, Charging stand, etc.) Keep your Ring Alarm Pro fully operational with this replacement power adapter. Easily connect the adapter to your Alarm Pro base station and plug into a power source for consistent electrical power. Although the Alarm Pro has a battery backup for limited functionality, this adapter is crucial to accessing all device features and maintaining optimal performance of your advanced home security system. * Power Input: 100-240V 50/60Hz 1.2A * Power Output: +5.0V 3.0A, 15.0W * Power Connection: Standard Power Outlet * 2.9in (7.4cm) x 1.8in (4.5cm) x 1.9in (4.8cm) * Original equipment manufacturer (OEM) * Ring branded * Model DSA-36PDB FUS * Input: 100-240V~50/60Hz, 1.2A * Output: +5.0V - 3.0A, 15.0W; +9.0V - 3.0A, 27.0W; +12.0V - 3.0A, 36.0W * UL Listed * I.T.E. L.P.S. Power Supply * E135856 * Dee Van Enterprise Co. LTD. tags: laptop, iphone, USBC, android, smartphone, ipad, alarm, universal