Battery Doctor's(R) 9 Watt Solar Panel Trickle Charger Maintainer Kit allows you to charge and maintain your RV, boat or cabin batteries using sustainable energy from the sun. The panel features a durable plastic frame and has an Amp rating of up to 750 mA. The dimensions are 30" L x 12" W x 1" D. A male output adapter (cigarette lighter adapter), alligator clips, mounting hardware (screws) and a 10' solar panel lead wire are all included. | WirthCo 9 Watt Solar Panel Charger Maintainer Kit