I want to know whether it is working.I want to know the VCC GND and the data terminals.what do I have to do to get 300mV out of here?

[![enter image description here](https://i.stack.imgur.com/8jLRL.jpg)](https://i.stack.imgur.com/8jLRL.jpg)

[![enter image description here](https://i.stack.imgur.com/TI3Dz.jpg)](https://i.stack.imgur.com/TI3Dz.jpg)

[![enter image description here](https://i.stack.imgur.com/FtzXN.jpg)](https://i.stack.imgur.com/FtzXN.jpg)