High Effieiency Solar Panel: 6 Pcs mounted high power cold white (6000K) garden lights with a 5W high efficiency solar panel, 2 brightness settings, brightness up to 170 lumens, higher than other stores, 4000 mAh battery, can work for more than 8-12 hours after fully charged for 6-8 hours Auto On/Off: Automatic turn on when it's dark, automatic turn off when it's sunrise, all powered by sunlight, no need for wires and other tools, power saving. Illuminates trees, gardens, pathways, etc.