Made for small 1 to 5 vivariums. Ideal for small lizards, snakes, spiders, amphibians, and hermit crabs. One side of the pad is adhesive and can be stuck to your vivarium. Can also be side mounted or back wall mounted. Comes with dimmer switch for flexible temperature control and rubber feet to lift your vivarium up to allow the heat under your tank to vent out.. Very low power consumption. DO NOT place the water dish on top of the heat pad. Allowing water to touch glass heated by the heat pad may cause the glass to crack and void the warranty. One year warranty.