As a breakthrough to conventional tubular daylighting system, the brand new solar led skylight comes for both day & night lighting, even with radar sensor for smart lighting. What' s more, it needs no tube, no shaft to install, which means no structural changes and easy quick DIY installation. It can be installed in dwelling houses as a green home appliance, or energy saving item for commercial places...Key features as follows: 1. Good Light Source --- Top grade SMD2835 LED, no UV, no leak, no flicker, minimal heat or decay, make long lasting & energy-efficient lighting performance. 2. Smart Solar Lighting --- Smart controller included, make automatic switchover to backup energy & turn into radar sensor smart lighting mode for sunless periods. 3. Day & Night Lighting --- With backup power, SIPL solar led skylight system keeps lighting for day and night. 4. Green Environmental Kit --- Work by green solar energy, allowing savings of up to 90%, as an environmentally friendly kit with no carbon emissions.