Question

on staris commonly used switch is
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Answer 1

Answer:

staircase timer

staircase timerA staircase timer is an electrical switch used to control lighting on a staircase, corridor or lobby. A single action turns on the lights and they remain on for long enough to ascend or descend the stairs.

Explanation:

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Answer 2

Answer:

staircase timer

A staircase timer is an electrical switch used to control lighting on a staircase, corridor or lobby. A single action turns on the lights and they remain on for long enough to ascend or descend the stairs. The lights then turn themselves off automatically.

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