Our Solar Light design is a powder coated aluminum housing with a glass enclosure to allow for 360 degrees of light output attached to a powder coated aluminum shaft. We also include 2 LED Lights and a AA rechargeable battery. Our Solar Light is equipped with an on-off switch and will last up to 8 hours when fully charged. You may purchase your TRU-POST ™ Solar Light for a 2" x 2" thin wall (.060) line or corner posts or 2" x 2" thick wall (.125) gate post.