Using this FGSensors Full Gradiometer Kit is a breeze. First, find the instructions in the Documents Tab. Carefully follow each step to assemble all the parts, including the two FG - 3+ magnetometer sensors and the PCB. After assembling, connect it to your Android device using the pre - installed firmware. Once connected, the LCD will display the sensor readings. When handling the kit, be gentle with the electronic components to avoid damage. Keep the kit away from extreme temperatures and moisture. For maintenance, you can use a soft, dry cloth to clean the LCD and the enclosure. If you face any issues, refer back to the instructions or contact our support team.