The Hermit Crab Heater can be used to Keep the Habitat Warm by simply placing it under the tank. Product Is Not Designed For Wood Or Metal Enclosures. It is also Not For Use with Water. It is intended For Indoor Use Only. Read and Follow Enclosed Instructions Carefully. The heater Helps to Maintain Proper Temperatures and Humidity Levels. Product should be Affixed to the Outside of Aquarium, Not the Inside. Do Not Remove Unit Once It Is Attached. Replace If Signs of Wear Are Noted. Product is black in color.
