... lanes 2012 best price 7m 60W double arms solar powered led light Specificationlight sourceLED lamp 60W*2pcs, ... 15% efficiencyBattery24V180AH, maintenance free Gel batterycontroller24V10A double lights solar charge controllerpole7m,hot-galvanized steel,anti-rust. anti- ... of power generation capacityEnvironmentally friendly -100% powered by the sun, solar panels reduce fossil fuel consumption, eliminating ...