Description: With insulator on surface, this item is safe to use, high reliability. It can heat up quickly with long service life. With mounting holes, it is easy to install. It adopts high temperature wire as leading wire, durable. This system allows an automatic regulation of the heating power within certain ranges. Applicable for heater, humidifier, air conditioning and other commonly used appliances. Features: With insulator on surface, safe to use, high reliability. Heat up quickly, long service life. With mounting holes, easy to install. Adopts high temperature wire as leading wire, durable. This system allows an automatic regulation of the heating power within certain ranges. Applicable for heater, humidifier, air conditioning and other commonly used appliances. Specification: Condition: 100% Brand New Rated Voltage: 12V Rated Power: 100W Mounting Hole Distance: Approx. 87mm / 3.4inch Mounting Hole Size: Approx. 4mm / 0.2inch Product Size: Approx. 6 * 6 * 4.2cm / 2.4 * 2.4 * 1.7inch Product Weight: Approx. 120g Package Included: 1 x PTC Heater