These kits include everything you need for wiring up your fishfinder to any Hobie kayak with the “Lowrance Ready” feature. Kit Includes: 12V 9AH waterproof gel cell battery and charger or NOCQUA Lithium battery system, wiring hardware, and battery holder which mounts to the sail / accessory post or in the lip of an 8” twist and seal hatch. (For Passport 12 requires 72026217 Fit Kit).