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If the position of the hand is not right, the sensor faucet needs to block the electromagnetic waves with the hand, and the water will flow out automatically. This location is under the faucet, and you can find it by shaking your hand back and forth.
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Just put your hand under the faucet.
It is a sensor faucet.
If you want to give it a try, you can go to KFC. Or McDonald's Restroom.
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Hand near faucet, sensory, thrifty society, friend.
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l don no
No, if you turn it on, the screen will flicker at most, and then it will freeze.
No, although HIV can be transmitted through blood, when its ability to adapt to the environment is very poor, it generally does not survive for too long in the external environment, and touching the faucet will not be tricked.
Don't be nervous, it won't.
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Explain that the closure is not tight, there is a shock, remove the handle, and tighten the gland.