... parks,streets, roads, communities, etc. It contains a solar panel, a storage battery, a charge controller, an ... electronic energy-saving lamp, etc. It turns on and off automatically.The ... . Features:1) Height: 2.8m - 10m 2) Solar panel: 10W - 120W 3) Maintenance-free lead-acid ... : 12V 10Ah - 12V 200Ah 4) DC energy-saving lamp: 12V 3W - 12V 50W 5) Charge controller: 12V ...