This App will communicate with a particular device called OPT Meter by 3W Tech. It can show the data of OPT meter in the GUI. This app is also use to setup OPT Meter.
![3W-SSBT-01 [ Smart School Bell Timer ]](https://play-lh.googleusercontent.com/E0_BUYnPJxaAQReB47msCYOlsfJl6DhrYK7Gr63YAKHjKTr9784BWMwDQ44_0TrVVw)
![Smart Home Device [ RF Based ]](https://play-lh.googleusercontent.com/OiQ8lEjeY_KTbDzDmn3NFkVxQT-0guPdyCvpHetIIZR-SlxLG8tAhVjvklv_WRF5biT2)
![3W Technologies [1St Gen]](https://play-lh.googleusercontent.com/9z-hDiDwFEElXI5szAWSa2Xm-9Mqm5c-9qtRYwA8wn6-BDSGLT0LvBPUYKz0FJh0NUI)