Most kits include a wooden post, a drive-in steel anchor, installation hardware, and printed installation instructions; the wooden post is designed to be installed directly into the ground.
Lighted mailbox posts typically include integrated LEDs, a solar panel (amorphous or polycrystalline), a built-in rechargeable battery, and wire-free solar charging so the light recharges during the day.
Common anchoring hardware shown includes a steel drive-in anchor and iron components such as an iron board and an iron tube that serve as ground anchors.
Some mailbox posts and bodies are cast aluminum finished with an electrostatic powder coating and a high-temperature (200°) treatment to improve corrosion resistance and overall weather durability.
These kits typically install directly into the ground without digging or pouring concrete, using a steel drive-in anchor and related iron anchor components to secure the post.
Listings show posts made from pine or aluminum, mailbox bodies in cast aluminum, and anchoring hardware made from steel and iron components (including drive-in anchors).