Designed to keep Fluker and ESU screen lids securely in place, and your reptiles safely within there enclosures. Also prevents children and other pets from gaining access. Easy to use and adjustable for use with nearly all glass terrariums and aquariums.
Straight forward and simple to use. Rheostats work like a dimmer switch to regulate the intensity of heating elements. Handles up to 150 watts and can be used with heat pads, incandescent bulbs, hot rocks, and ceramic heat emitters.