Go Power! DC Installation Kit number 3 is used to quickly and safely connect the inverter to the batteries and comes with 10 feet of #2 cable with a 200 amp class T slow blow inverter fuse. It can be used on 12 Volt inverters ranging from 1100-Watt to 1800-Watt and 24 Volt inverters ranging from 2000-Watt to 3000-Watt as well as positive cables are to be placed as close to the battery as possible during installation. This contains all the required instructions.