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  2. Battery holder - Wikipedia

    en.wikipedia.org/wiki/Battery_holder

    Battery types such as the 9-volt have snap-on contacts. Battery holders for zinc-air batteries must not be completely air-tight since approximately 1 litre of air is required per ampere-hour of discharge per cell. The battery holder may include a valve integrated with the device power switch to allow air to be admitted when the device is ...

  3. Parking mandates - Wikipedia

    en.wikipedia.org/wiki/Parking_mandates

    For the broad use of "Recreation, commercial (indoor), the city required one parking spot per 80 square feet of recreational area, regardless of the expected number of users coming by car. A restaurant had to build a parking lot eight times the size of the restaurant itself.

  4. Parking space - Wikipedia

    en.wikipedia.org/wiki/Parking_space

    A parking space, parking place or parking spot is a location that is designated for parking, either paved or unpaved. It can be in a parking garage, in a parking lot or on a city street. The space may be delineated by road surface markings. The automobile fits inside the space, either by parallel parking, perpendicular parking or angled parking.

  5. Battery management system - Wikipedia

    en.wikipedia.org/wiki/Battery_management_system

    A battery management system (BMS) is any electronic system that manages a rechargeable battery (cell or battery pack) by facilitating the safe usage and a long life of the battery in practical scenarios while monitoring and estimating its various states (such as state of health and state of charge), [1] calculating secondary data, reporting that data, controlling its environment ...

  6. Electrical room - Wikipedia

    en.wikipedia.org/wiki/Electrical_room

    An electrical room is usually required to be secured from access by unauthorized persons; these rules are especially strict where equipment within the room has exposed live terminals. Regulations may require two separate means of exit from a room where the power rating of circuits exceeds some threshold, to allow for quick exit in an emergency ...

  7. Uninterruptible power supply - Wikipedia

    en.wikipedia.org/wiki/Uninterruptible_power_supply

    The main 50/60 Hz transformer used to convert between line voltage and battery voltage needs to provide two slightly different turns ratios: One to convert the battery output voltage (typically a multiple of 12 V) to line voltage, and a second one to convert the line voltage to a slightly higher battery charging voltage (such as a multiple of ...

  8. Minimum car insurance coverage requirements in each state - AOL

    www.aol.com/finance/minimum-car-insurance...

    *Florida only requires PDL and PIP. Minimum BI limits are 10/20 if you do purchase coverage. Drivers who have caused an accident involving bodily injury or death or received certain citations may ...

  9. Parking sensor - Wikipedia

    en.wikipedia.org/wiki/Parking_sensor

    It can include "Cross Traffic Alert," which alerts drivers of oncoming traffic behind them while backing out of a parking space. [ 3 ] [ 4 ] [ 5 ] In the United States, backup cameras have been required on all new cars since 2018.