Mean Well RS-50-15 Enclosed Switching AC-to-DC Power Supply, Single Output, 15V, 3.4A, 51W, 1.4" H x 3.8" W x 3.9" L: Electronic Power Transformers: Amazon.com: Industrial & Scientific
Amazon.com: Aprilia RS 50 50CC Motorcycle Replacement Battery (2000-2007) - This is an AJC Brand Replacement : Automotive