Carmanah Go Power! 125 Watt Solar Charging Kit is a complete plug and play 125 watt 7 ampere per hour charging kit. Comes with everything needed to install this charging kit into your RV, boat, or cabin. 25 year warranty on the solar module. Includes a Go Power! 25 ampere charge controller with digital display that can handle up to 400 watt of solar. This allows you to expand on to this system in the future without changing any equipment.