Energies HET06 is a seven-button countdown timer with six pre-set time delay options to give you flexibility of choice. You can set your own preferred time from 5 minutes to 4 hours to turn off your lights, fans, or appliances automatically. The fan switch timer has a simple and modern design makes it a great choice for you to upgrade and decorate your home. Simply press your desired time delay, and your appliance will automatically turn off and never be inadvertently left on. Blue LED light flashes twice and turns off when time setting is chosen and when time is up. Timer switch for lights also has time override feature and regular ON/OFF function. This bathroom timer switch is a convenient and energy-saving replacement regular switch or spring-loaded timer, and its features make it a widely used timer for many applications. The visually aesthetic design and its broad compatibility make it a good choice for you to upgrade your home. This timer is also ideal in many other places, such as outdoor lighting, sprinkle system, the closet, pantry, garage, laundry room, spa, library, and etc. Reduce post-shower condensation by timing your exhaust fan. bra> Ceiling fan timer switch is only for single pole application. Bathroom timer switch can fit in any standard wall box and can be multi-ganged with other devices, such as Z-Wave devices and Switches. NEUTRAL WIRE IS REQUIRED for installation.