Non-contact radar sensor for controlling light switches also include the following:
1. Bluetooth or Wi-Fi enabled smart switches These can be controlled via a mobile app on your smartphone or other compatible devices. You can turn the lights on or off remotely from anywhere as long as you have an internet connection. For example, when you're about to arrive home, you can turn on the lights in advance using your phone to make the house more welcoming. 2. Motion sensor switches These detect movement in the area and automatically turn the lights on when motion is detected and turn them off after a period of no movement. They are commonly used in areas like staircases and storage rooms where hands-free operation is convenient and energy savings can be achieved. 3. Voice-activated switches Integrated with virtual assistants like Amazon Alexa or Google Assistant, these switches respond to voice commands to turn lights on or off. For instance, simply saying "Turn on the lights" can activate the lights without any physical contact.
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