FEATURES AND BENEFITS: • Module simply snaps-in for easy installation. • Can be installed with the following devices: TM811, TM813, TM833, TM818, TM838, TM8111, TM8113, TM81111 and TM8118 and the LS Series of Dimmers & Fan Speed Controls. • Lights when OFF. • Uses energy-efficient 1/4 watt LED light. • LED light will not generate heat and will last on average 47 years.