SunForce folding solar panels work with automobiles, RV's, Boats & small electronics. They are maintenance free and include 4 grommets for easy installation and a 12 V female socket. Works in all weather conditions with a built in blocking diode which protects battery discharge at night. Made of durable nylon with a high efficiency thin film solar cell. Temperature range -40 to 176 F. Max output 25 Watts 1700 mAmps, max output 6.5 Watts 433 amps. Accessories included male DC plug, alligator battery clamps & barrel plug connector.