Hi guys, Welcome to the Advanced Video Search Engine, and you are watching How to make a Nodemcu GAS LEVEL MONITORING system | Blynk with GAS LEVEL MONITORING [MQ2 sensor]. That video is uploaded by SriTu Hobby at 2021-01-20T05:30:01-08:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [13XU3od-UY4]