4 Optional Working Modes: 1/4 Brightness Light; 1/2 Brightness Light; Dim Light+ Motion Sensor Full Brightness Light; Off + Motion Sensor Full Brightness Light. The intelligent motion sensor can detect a movement distance of up to 16.4 feet. Super Bright & Long Lasting: 29 pcs of high-quality LED chips bring high brightness up to 400 lumens and provide lighting and security to your garage, pathway, front door, and more. The gutter lights can work for at least 8 hours with full charging.