Monocrystalline 12v charging 4 watt resin solar panel with a current output of 220 milliamps, measuring 200mm x 137mm & weighing less than 180 grammmes these small panels are fitted with 3 metres of cabling and diode protection,they are ideal for charging 12v batteries in alarms,radio control models,electric bikes/scooters,cars,boats,caravans etc,inobtrusive,tough and waterproof these are great little panels for year round use outdoors, price includes uk delivery.