When we come to supermarket, we will see a lot of promotion information, 50% discount for cooking oil, buy one get one free for brad and so on. Some workers will also use speaker to play the promotion information but the sound sometimes annoyed people because it never stop, play again and again. Then how to make effective promotion with speaker, here we suggest our MicroSound to you, it built in motion sensor, sound only triggered when people passing by, avoid sound noise and save power. Second, it powered by 3AAA batteries, no limitation for the using place. Third, the installation is very...
Time:
2020
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10
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13
Views：368
A high-tech home doesn't have to cost a fortune. Once you're sure a smart plug will fit properly in your home, it's important to consider what it can do. GSM smart socket (and power outlets) are an easy and affordable way to upgrade ordinary appliances, lighting, and any other electronics into Smart home device that you can control straight from your smart phone. Every plug we've tested lets you use your phone to turn control power—so if you've plugged in a lamp, for instance, you can turn it on or off no matter where you are. And most smart plugs also offer some...
Time:
2020
-
10
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13
Views：359
We normally will forget to close door after we used some device ,such as windows, doors, refrigerators, etc.,that is really bad hobbit ,but many people did , even if we write 'please close the door' warm Small stickers to remind us , we will not notice as well. But what if we install a sound player, and when you push the door open, it starts to remind you until you close the door ,then stop playing. Will you still forget close door ? The door magnetic sensor sound player is capable of play sound when the host is separated from the magnetic sensor ...
Time:
2020
-
09
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25
Views：335