12v charging 20 watt solar panel,compact and waterproof these are ideal for use with caravans, boats, motorhomes etc,supplied diode protected with approx 5 metres of bare ended cabling,these weigh approx 2.1kg and their dimensions are 405mm x 425mm x 24mm,a 20 watt solar panel is suitable for all 12v charging requirements but a charge controller is recommended if the solar panel is to be used as a permanent installation,a 20 watt solar panel is capable of putting up to around 10 amps back into your battery per day,these are a nice robust 36 cell Monocrystalline solar panels and are great for year round solar charging,mounting holes are predrilled in the frame on the rear of the solar panel for easy installation if required, price includes vat and uk delivery.*FREE PAIR OF CROCODILE CLIPS CURRENTLY AVAILABLE WITH THESE PANELS*