3-Way Easy Installation: - Thin Gutters: use the narrow clip on the bracket and butterfly screw for gutters under 0.2 inches. - Medium Gutters: for gutters 0.2 to 0.82 inches thick, choose the wide clip on the bracket and butterfly screw. - Decks: secure with the long screw for a sturdy deck installation. No Drilling, No Damage: clips onto the drainage or fence without drilling, providing a tidy and aesthetic lighting solution for your environment. Wide Applications: solar deck lights powered by sunlight for all outdoor spaces. Ideal for garden paths, backyards, porches, entryways, stairs, and garages. Especially suitable for adding beauty and safety to decks, gutters, dormer peaks, fences, entrances, walkways, and areas around front doors. Replaceable Battery Design: extend lifespan with an easily replaceable rechargeable battery. Use the included screw cap to open the battery cover and replace the old battery with a new one. Quick, convenient, and tool-free (replacement batteries not included). Auto Dusk-Dawn Operation: automatic switch design. Flip the switch to on the first time you use it; it turns on at sunset and off at dawn, with no motion detection needed. A 6–8 hour charge provides all-night lighting for simple, set-and-forget use. Complete Accessories Set: each solar backyard light includes 1 mounting bracket, 3 screws (long, short, butterfly), and dimensions of 4.7 x 4.7 x 2.5 inches. White shell matches white eaves, fences, and light-colored decks. Waterproof design ensures stable operation even in wet conditions.