Best 4 Decking Caps in 2026

DURABLE ALUMINUM CONSTRUCTION- Once installed, these metal post caps are practically maintenance free! The weather resistant aluminum construction is designed to handle the outdoor elements, and features a powder-coated finish to add a touch of style to any spot in your backyard.

DRESS UP YOUR YARD - Let's be honest, fences can be boring and not the best item in your yard to look at. But with the quick addition of a post cap, you can add a touch of style to your fences or walls to make them really stand out.

DESIGNED FOR WOOD POSTS - Designed to specifically fit on a 4 x 4 nominal wood post, the GreenLighting Aluminum Pyramid Post Cap is your one-stop solution for dressing up those plain fences. Not suitable for PVC or Vinyl posts.

DURABLE ALUMINUM CONSTRUCTION- Once installed, these metal post caps are practically maintenance free! The weather resistant aluminum construction is designed to handle the outdoor elements, and features a powder-coated finish to add a touch of style to any spot in your backyard.

DRESS UP YOUR YARD - Let's be honest, fences can be boring and not the best item in your yard to look at. But with the quick addition of a post cap, you can add a touch of style to your fences or walls to make them really stand out.

DESIGNED FOR WOOD POSTS - Designed to specifically fit on a 4 x 4 nominal wood post, the GreenLighting Aluminum Pyramid Post Cap is your one-stop solution for dressing up those plain fences. Not suitable for PVC or Vinyl posts.

MADE FOR A VARIETY OF POSTS - Each light measures 5.75" x 5.75" x 4.5", Base Dimensions: 3.63" x 3.63" Fits on nominal 4" x 4" nominal wood posts, and also 4x4 & 5x5 PVC or Vinyl Posts.

ENERGY EFFICIENT LED - Using 75% less power and lasting 25% longer than traditional incandescent lights, LEDs are the “in", eco-friendly choice when it comes to lighting your home. The brilliant white LED bulbs in these post cap lights have a life expectancy of over 100,000 hours!

100% SOLAR POWERED - Solar deck lighting provides long-lasting, eco-friendly ambient lighting without the hassle of external wiring. With greater exposure to the direct sunlight, the solar light will provide longer run times at night.

STAND OUT MODERN LIGHTING - Add some distinction to gardens, yards, or decks with our Geometric Circle led post deck light. It will stylishly radiate your home, creating a well-lit path to your outdoor environment with its unique geometrical modern design. Our weather resistant solar post caps are made of high quality, durable plastic, and are suitable for outdoor use to light up your yard rain, snow, or shine.

BRIGHT LED LIGHTING - These post deck lights feature 12 lumens of 2 super bright white LEDs. The geometric post caps provide a better quality of light distribution, lasting up to six times longer than other type of lights. They are much more efficient than traditional fluorescent or incandescent lights, saving you money.

100% SOLAR POWERED - Charged in full and direct sunlight for 6-8 hours, the post cap lights automatically turn on at dusk and off at dawn providing long-lasting, ambient lighting without the hassle of external wiring. Each light is battery powered and includes a 1x AA 1.2V Ni-MH rechargeable battery, which will keep your solar fence cap light shining bright.

MADE FOR A VARIETY OF POSTS - Each light measures 5.75" x 5.75" x 4.5", Base Dimensions: 3.63" x 3.63" Fits on nominal 4" x 4" nominal wood posts, and also 4x4 & 5x5 PVC or Vinyl Posts.

ENERGY EFFICIENT LED - Using 75% less power and lasting 25% longer than traditional incandescent lights, LEDs are the “in", eco-friendly choice when it comes to lighting your home. The brilliant white LED bulbs in these post cap lights have a life expectancy of over 100,000 hours!

100% SOLAR POWERED - Solar deck lighting provides long-lasting, eco-friendly ambient lighting without the hassle of external wiring. With greater exposure to the direct sunlight, the solar light will provide longer run times at night.

STAND OUT MODERN LIGHTING - Add some distinction to gardens, yards, or decks with our Geometric Circle led post deck light. It will stylishly radiate your home, creating a well-lit path to your outdoor environment with its unique geometrical modern design. Our weather resistant solar post caps are made of high quality, durable plastic, and are suitable for outdoor use to light up your yard rain, snow, or shine.

BRIGHT LED LIGHTING - These post deck lights feature 12 lumens of 2 super bright white LEDs. The geometric post caps provide a better quality of light distribution, lasting up to six times longer than other type of lights. They are much more efficient than traditional fluorescent or incandescent lights, saving you money.

100% SOLAR POWERED - Charged in full and direct sunlight for 6-8 hours, the post cap lights automatically turn on at dusk and off at dawn providing long-lasting, ambient lighting without the hassle of external wiring. Each light is battery powered and includes a 1x AA 1.2V Ni-MH rechargeable battery, which will keep your solar fence cap light shining bright.

DESIGNED FOR WOOD 4 X 4 POSTS - Bundle includes post cap lights; Each measures 5.75" x 5.75" x 2.76", Base measures 3.63" x 3.63". Fits 4 x 4 nominal wood posts, and 4 x 4 PVC or Vinyl posts with included adapter.

SOLAR POWERED - These post cap lights utilize the free natural power of the sun to operate. A crystalline solar panel absorbs light during the day and recharges the Ni-CD battery (included) for use in the dark eliminating your need to swap out batteries or install a costly outdoor power system.

QUICK SET UP - No more going to the store for last minute batteries. With all the items needed to get you going you won't need to run around to find those last minute parts. Each LED light comes with a (1) AA Ni-CD rechargeable battery and mounting screws.

DESIGNED FOR WOOD 4 X 4 POSTS - Bundle includes post cap lights; Each measures 5.75" x 5.75" x 2.76", Base measures 3.63" x 3.63". Fits 4 x 4 nominal wood posts, and 4 x 4 PVC or Vinyl posts with included adapter.

SOLAR POWERED - These post cap lights utilize the free natural power of the sun to operate. A crystalline solar panel absorbs light during the day and recharges the Ni-CD battery (included) for use in the dark eliminating your need to swap out batteries or install a costly outdoor power system.

QUICK SET UP - No more going to the store for last minute batteries. With all the items needed to get you going you won't need to run around to find those last minute parts. Each LED light comes with a (1) AA Ni-CD rechargeable battery and mounting screws.

DESIGNED FOR WOOD 4 X 4 POSTS - Bundle includes post cap lights; Each measures 5.75" x 5.75" x 2.76", Base measures 3.63" x 3.63". Fits 4 x 4 nominal wood posts, and 4 x 4 PVC or Vinyl posts with included adapter.

SOLAR POWERED - These post cap lights utilize the free natural power of the sun to operate. A crystalline solar panel absorbs light during the day and recharges the Ni-CD battery (included) for use in the dark eliminating your need to swap out batteries or install a costly outdoor power system.

QUICK SET UP - No more going to the store for last minute batteries. With all the items needed to get you going you won't need to run around to find those last minute parts. Each LED light comes with a (1) AA Ni-CD rechargeable battery and mounting screws.

DESIGNED FOR WOOD 4 X 4 POSTS - Bundle includes post cap lights; Each measures 5.75" x 5.75" x 2.76", Base measures 3.63" x 3.63". Fits 4 x 4 nominal wood posts, and 4 x 4 PVC or Vinyl posts with included adapter.

SOLAR POWERED - These post cap lights utilize the free natural power of the sun to operate. A crystalline solar panel absorbs light during the day and recharges the Ni-CD battery (included) for use in the dark eliminating your need to swap out batteries or install a costly outdoor power system.

QUICK SET UP - No more going to the store for last minute batteries. With all the items needed to get you going you won't need to run around to find those last minute parts. Each LED light comes with a (1) AA Ni-CD rechargeable battery and mounting screws.

DURABLE CONSTRUCTION - Heavy duty ABS plastic casing is durable, designed to withstand the elements

ENERGY EFFICIENT LED - Improved SMD LED provides brighter glow for better visibility

100% SOLAR POWERED - Top mounted solar panel charges the AA 400mAh Ni-mh battery, for an energy efficient lighting solution that requires no external wiring

FOR MULTIPLE POST SIZES - Each light measures 6.18" x 6.18" x 3.03"; interior measurement of 3.6" x 3.6". Light will fit 4 x 4 Nominal Wood, 4 x 4 Vinyl or PVC, and 5 x 5 Vinyl or PVC posts with included adapters.

MODERN STYLE LIGHTING -These low-profile modern style post cap lights add some radiance and style to your gardens, yards, or decks with these modern grooved post cap lights. Made of high quality, durable plastic, our weather resistant solar post caps are suitable for outdoor use and will continue to light up your yard rain, snow, or shine.

LED LIGHTING - Create a well-lit path to your outdoor environment with our post cap lights. Each 20 lumen light features bright white LEDs to provide a better quality of light distribution, and last up to six times longer than other type of lights. They are much more efficient than traditional fluorescent or incandescent lights, saving you money.