... installation, Long life span Free of maintenance Solar street lampST-COBRAHEAD-30WLED lamp:USA LED,14P*3W 12V30W; 35lux/5M; ... 5V50W;17%Conversion efficiencyBattery: 12V65AH gel battery Controller: 12V10A solar charge controllerPole: 5m high,steel, with galvanizing treatmentWorking ... ,Back up time:3 nights.Application:Garden, public square, park, streetBenefits:1.LED lamp: (1)BRIDGELUX LED from USA ...