They never got installed . Had them out side for a couple of weeks on the porch, then stored them in storage when I moved . They all work perfectly.

Elegant and Durable] Crafted from high-quality aluminum alloy, the Siedinlar Solar Deck Lights feature integrated solar panels, LEDs, and a rechargeable battery, all within a pressure resistance design for easy, safe operation without manual intervention.

[Robust Pressure Resistance] These solar dock lights withstand up to 20 tons of pressure, ensuring they remain undamaged even when subjected to the weight of cars or trucks. Their bright illumination enhances safety, making them ideal for decks, roads, docks, pathways, driveways, gardens, walkways, steps, and stairs.

[Easy Installation] Activate the solar driveway marker lights by simply turning them on, and allow for a 6-8 hour charge under direct sunlight. They automatically illuminate from dusk until dawn, offering 8-12 hours of light. Easily mountable with the screws. (Screws not included)

[IP68 waterproof] Rated IP68 waterproof, these solar puck lights are built to withstand extreme weather conditions, from rainstorms and blizzards to intense heat, ensuring durability and functionality in any outdoor environment.