Using the on off sensor that fixed on the load side line of electric equipment to control electric magnetic valve, then carry on remote control and realize automatic sprinkling of spray device.

利用固定在电气设备负荷侧线路上的开停传感器控制电磁阀开关，进行远距离控制，实现喷雾装置的自动洒水。

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This sensor will alert you when the maze has passages going off to the left.

当左边出现通道时，这个传感器会发出警报。

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Whenever an animal triggers the sensor, the camera goes off, delivering photographic evidence of a wild beastie.

当有动物出现在附近就会触动传感器，照相机就会自动拍照，瞄准经过的野生动物拍下他们存在的证据。

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As an extra safety bonus, it also features an auto-off sensor, just in case a certain someone wakes up late and has to run to class in a hurry.

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Christopher Knight was arrested last week after setting off a motion sensor in an alleged break-in at a youth camp.

BBC: Maine 'North Pond Hermit ' Christopher Knight held

First off, each sensor uses relatively little power.

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