Battery Tender BTL18A300C Lithium Iron Phosphate Battery Replaces Yuasa Batteries: GYZ20L, Y50-N18L-A, Y50-N18L-A3, Y60-N24-A, YB18-A, YTX20-BS, YTX20L-BS Up to 80 percent lighter and 5X the life of a lead acid equivalent with 2000+ deep cycles at 80 percent depth of discharge Foam spacers included to fit multiple size battery boxes Quad terminal configuration and the ability to be mounted in any direction makes installation a snap; Case Dimensions: 6.49 inch (165 millimeter) length x 3.38 inch (86 millimeter) width x 5.11 inch (130 millimeter) height; Weight: 2.1 pounds Specifications: Voltage: 12 Volt; Cold Cranking Amps: 300; Lead-Acid Replacement Range: 16-18(Ah); Operating temperature: 0 - 140 Degree (Fahrenheit); Max Charge Rate: 10 Ampere