Use a Zoo-Med Reptile Lamp Stand Standard, LF-20 to safely suspend any of Zoo Med’s Clamp Lamp fixtures or Drippers above your enclosure. The Reptile Lamp Stand is available in two sizes, both with adjustable height and length as well as power cord clips and a large base “foot” for stability. Additional Information: The larger stand easily adjusts from 8-15″ (20-38 cm) long and 20-38″ (50-97 cm) high to fit most standard size terrariums. The smaller size fits terrariums up to 20 gallons in size and has a maximum height adjustment of 24″(61 cm) and a maximum length adjustment of 12″ (30 cm).