Upgraded 40 LED Solar Gutter Lights - version of 40LED solar gutter lights has better texture and brightness than the old 12LED solar gutter lights. This solar outdoor light provides excellent lighting up to approximately 700 LM, which is brighter than other similar LED lights on the market. We believe this is the best light for you. Motion detector with smart sensor technology - it only gives you light when you need it. During the day, the light automatically turns off and charges. In dark areas or at night, when motion is detected, the light will automatically turn on and last for about 25-30 seconds. (No dim mode) Updated PIR motion sensor detects people 10-16 feet away. It also works well in the winter. Easy to install - Solar gutter lights are easy to install with screws. Use the included mounting screws. No need for annoying wires or adapters. Use the included screws to secure the wireless solar light to a wall, gutter, or other location. In the UK we recommend drilling holes if you are installing lights on your gutters. This will be stronger