HabiStat Ceramic Heat Bulb Holder, Silicon Cable and Plug is an approved holder for use with all ceramic bulbs and light emitting heat bulbs. Included within the pack is a silicon cable & plug, designed to cope with high temperatures. Make sure that you use the correct wattage for the size of enclosure and the temperature required. Always use in conjunction with a thermostat. Suitable for heat sources up to 250w. - For use with heat bulbs and ceramic bulbs - Copes with the high temperatures