Involux Solar Post Cap Lights Energy-saving garden decoration - Involux Solar Deck Fence Post Lights: Spruce up your yard, providing ambient light to where you need it outdoor Without wiring or paying any electricty bill, trouble-free installation 12 hours of light all year long adds an element of safty What make Involux Solar Post Cap Lights different from others? Up to 25 lumens output filament LED makes it more visible Intelligent circuit makes it to work even after cloudy days Hard ABS housing ensure it's durability Application Fence Porch Patio Pool Read more Solar Powered Large and high effieniency crystalline solar panel, containing a AA 800mAh LI-ION rechargeable battery, it need 6-8 hours on a full charge (results may vary with season). Fits perfectly the standard posts that are 4x4 vinyl/PVC posts (actual 4"X4" ) . Cap base size: 4.25“ (L) X 4.25” (W). Weatherproof Well designed for weatherproof ( Waterproof, Heat-Resistant, Frost-Resistant), durable ABS plastic, it is built to last. Comes with an 4x6 adapter for 6x6 wooden post (actual 5.5" X 5.5"), or any larger flat surface. Adapter size: 5.6" (L) X 4" (W). High brightness 3000K Warm White Filament LED, features 25 Lumen output, high brightness from wavy lampshade provides classy and unique. Built in intelligent circuit to control the discharging, making sure it to light up every night. Ideal for decks, patios, fences, railings, docks, mailbox posts and walkways etc.. Read more Easy Installation Open the solar top cover Turn the switch to the [ON] position Install the solar top cover back to the base Secure the adapter with screws onto the post, then secure the base to the adapter Read more Trouble Shooting Direct sunshine Please make sure the solar panel is exposed to direct sunlight, so the batteries can be fully charged before using. Keep the solar panel clean Please make sure solar panel is clean and free of dirt and debris. If needed use a damp cloth to clean the solar panel. Do not use any chemical or abrasive cleaner. Switch is turned [ON] Please make sure the witch was turned to [ON] position. Battery is in contact with the metal plate and polarity is correct Please check the rechargeable battery and make sure that it is in contact to the metal plate and the polarity is correct. Read more Plse read manual carefully before first time use. What's in the box? Solar Post Lights (adapters and rechargeable batteries included) Installation accessories (screws and anchors) Manual