Feature:1. The shell of this PTC heating plate is made of aluminum, environmentally friendly and durable.2. PTC heater adopts high temperature wire, which can be used for a long time to replace.3. This heating plate has constant temperature, insulation, very safe to use at home.4. Small and lightweight, which means you can store it very conveniently at any place in your home.5. This incubator ceramic PTC heating plate can be dry heating for a very long time.Specification:Item Type: PTC Heating PlateMaterial: Aluminum + Barium Carbonate + CeramicProduct Size: Length Approx. 8.2x2.1cm/3.2x0.8in (Not Including Wire Size)Temperature Control Range: 0-99℃Package List:1 xHeating PlateNote:Because it’s an original, there will be some flaws on the surface, so don' t mind if you take it.Please allow slight deviations due to manual measurement.