Suitable for 3.5x3.5/4x4 Inch Posts: Toeuie 4x4 post solar lights fit standard 4 4 wooden/vinyl posts perfectly, each with a removable 3.5 3.5 inch adapter for a snug secure fit on 3.5x3.5 wooden posts. Perfect for gardens, patios, fences, and mailboxes. 2 Lighting Modes- Warm/Cool White: Simply slide the switch to toggle between warm white and cool white.

This versatility allows you to tailor the lighting to different moods and occasions. (Tip: Before installation, slide the switch to select the color you need.) Solar Auto On/Off & 10-12H Dusk-to-Dawn Glow: Equipped with 50% more efficient solar panels, these deck post lights solar powered provide a 10-12 hours of consistent glow from dusk till dawn, requiring just 6-8 hours of sunlight for a full charge.

One-Piece Design & 1-Min Quick Install: These 4x4 solar post cap lights are built as a fully integrated unit to eliminate gaps, providing a seal that blocks water and withstands harsh weather. FCC certified. One-minute quick installation with included screws. No wiring needed.

IP65 Waterproof & Durable: Featuring the IP65-rated design, these post lights solar powered guarantee reliable operation for your outdoor space through storms, heat, snow, and other harsh conditions. Built to stand strong through years of outdoorweather, they outperform standard IP44 lights.