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2. Garage door opener - Wikipedia

   en.wikipedia.org/wiki/Garage_door_opener

   The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

3. Electric gate - Wikipedia

   en.wikipedia.org/wiki/Electric_gate

   This makes the unit ideal cosmetically and also allows for up to 180 degrees of leaf swing as required. However controlling the pivot point of the gate, is like opening a door by twisting the hinge, and as so is very difficult due to the loads needed at that point. This is highlighted with snap, as the gate has to change direct, as soon as it can.

4. Garage door - Wikipedia

   en.wikipedia.org/wiki/Garage_door

   Sectional garage door Up-and-over garage door Garage Door Hardware. A garage door is a large door to allow egress for a garage that opens either manually or by an electric motor (a garage door opener). Garage doors are frequently large enough to accommodate automobiles and other vehicles. The operating mechanism is usually spring-loaded or ...

5. HomeSeer - Wikipedia

   en.wikipedia.org/wiki/HomeSeer

   In 2017, HomeSeer released three battery operated Z-Wave sensors. HS-DS100+ (door/window sensor) was released in January and HS-MS100+ (PIR sensor) and HS-LS100+ (water sensor) were both released in December. Support for Google Home was also added to allow Google Home devices to control HomeSeer system devices and events.

6. Uninterruptible power supply - Wikipedia

   en.wikipedia.org/wiki/Uninterruptible_power_supply

   The offline/standby UPS offers only the most basic features, providing surge protection and battery backup. The protected equipment is normally connected directly to incoming utility power. When the incoming voltage falls below or rises above a predetermined level the UPS turns on its internal DC-AC inverter circuitry, which is powered from an ...

7. Christmas tragedy: 4 found dead at vacation home from ... - AOL

   www.aol.com/christmas-tragedy-4-found-dead...

   Place generators outside and more than 20 feet from your home, doors and windows. Have your heating system, water heater, and other gas-, oil- or coal-powered appliances serviced yearly by ...