Automate your home's lights, fans, and appliances with BN-LINK easy-to-use, 7-day digital programmable in-wall timer switch. Just set your schedules and go, and you'll never worry if you left the lights on ever again. You can customize your home's lights, ceiling fans, bathroom vents, holiday decorations, displays, security lights, and more. Automatic or manual operation. Push the MANUAL button to switch ON or OFF at any timeTurns ON/OFF connected motors, lights and fans automatically at the time and days you programmed Press and hold on the door to shift easily between AUTO (timed on/off) or MANUAL (manual on/off) modes. A backup battery keeps your settings even in the event of a power outage, and our Daylight Savings Time mode makes time changes headache-freeProgram up to 18 ON/ 18 OFF settings. Single Pole and 3-Way wiring both use. The timer must connect with Load, Hot and Neutral wire in order to work. If use timer as 3-way, the other 3 way switch should be rewired, Please check the picture.Large, easy-to-read digital display, to-the-minute accuracy. NEUTRAL WIRING REQUIRED. Resistive 1875W, 8A/1000W Tungsten, 8A/1000W Ballast, 1/2HP, Voltage 125VAC, 15Amps Operating Temperature: -10 degrees to 50 degrees. Storage temperature: -20 degrees to 60 degrees.With ON/OFF/Timing shift function, One-Touch Daylight Savings Settings and Random Setting for Vacations for home security In case of power outage, our wall timer switch has a built in Ni-mh battery to secure preprogrammed time settings. Decorator wall plate is included for modern aesthetic Works with LED, CFL, and most types of light bulbs.