Auto charging at daytime and light up at night. intelamp solar flood light can light up 18 hours after 6 hours directly sunshine charging. Intelligent electrical discharge control. High brightness on sunny days, low brightness on cloudy and rainy days, to ensure long time lighting. The high efficient solar panel lasts for 3 years. 4400mAh good quality rechargeable battery and 5500K neutral while LED illuminate high brightness. The solar light illuminates at full brightness for first 4 hours, then auto changes to lower level until dawn. Save energy for next day. It auto changes to lower bright level in winter to ensure lighting time. The solar panel need install in the sunshine, while the lamp could locate wherever you want even indoor.The wires between solar panel and lamp are 16 feet. It allows the solar panel install far away to receive good sunshine. The connectors allows the wire go through the wall hole for indoor use. Installation: both solar panel and lamp could be rotate to suitable angle.Both solar panel and lamp could mount to the wall or board using screws. Both solar panel and lamp could bind to the poles horizontally or vertically.The instruction manual has lots of photos for guidance. Mount the lamp on the trunk or lawn's pole, let the lamp shines the trees.It is fantastic for the trees being shined up in the night. Mount several solar light outdoor on the fence, the whole yard looks bright.The daytime's landscape in the garden looks different beautiful in the evening under the lighting. The solar flood light is bright enough, can illuminate up to 40 * 40 feet areas.It auto changes to lower bright level in winter, it could last for over 4 hours even with poor sunshine.Auto ON at dusk and auto OFF at dawn, provide extra peace of mind to the family. Install the lamp on the tree, it illuminates the yard. It is bright for kids to play and avoid falling down, also good for party.If you have any questions or need advise please contact our excellent support team.