Rexing Smart Hardwire Kit Mini-USB Port for All Rexing Supercapacitor Models – V1-4K, V1P-4K, V3 Basic, V3, V2 Pro AI, V1P-3, V1P Pro, V1 Max, V1P Max, V1GW-4K, V1PGW-4K, S1 Series, and V5 Series Made to use with All Rexing Supercapacitor Models - V1-4K, V1P-4K, V3 Basic, V3, V2 Pro AI, V1P-3, V1P Pro, V1 Max, V1P Max, V1GW-4K, V1PGW-4K, S1 Series, and V5 Series Input - DC12V-24V. Output: 5V, 1.5A, Mini-USB Port Low voltage protection - 11.8V Cable Length - 11.5ft Note - The kit comes with a 15A Mini-type fuse, you can connect your own fuse adapter if needed. Please Note the Smart hardwire kit is NOT Compatible with Rexing Battery Models - M1, M1 Pro, M2, M3, V2, V360