[Energy Efficient & Eco-friendly]: 4 pcs 3 LED Solar Gutter Lights feature solar panel to charge under sunlight at daytime and power LED lights at night for outdoor illumination, which saves much on [Automatic Light Sensor]: Built-in light sensors turn on the lights automatically only at dusk or in dark environment; 1.2 V 1300 mAh rechargeable battery to support average run time up to 10 hours [2-Way Installation]: The gutter lights can be clipped on any gutter system, shed, fence by bracket with 11/16' in width, or fixed directly onto wall or wood studs by long screws [Durable]: LED lights with a long service life up to 30,000 hours, low power consumption for long-lasting use; ABS material shell can resist water splash and dust [Wide Application]: Ideal for front doors, walls, decks, fences, pathways, driveways, gardens, patios, garages or other places, perfect decorative light for your house or pool