Published on 5 March 2019
Make a rain alert at home with easy step. Rain detector is an Electronics projects. Rain alarm is very important thing so everybody should make one. In this video we shown How to make a Rain Detector with alarm step by step.
This is a Rain detector circuit made of 9V battery, Tweeter, syringe needle and box.
1. Tweeter
2. Syringe needle
3. Buzzer
4. Switch
5. 9v Battery
6. Box
Our More Videos
---------------------------
How to Make a Bubble Machine, speaker, and many more...
![](https://s2.save4k.ru/pic/tu5_hwilbSk/mqdefault.jpg)