TuneRC module with magnetometer and barometer is an external module for GPS drones that do not have an integrated barometer in the flight controller. The module connects via the I2C bus through pins SCL/SDA. This module can be easily connected to most flight controllers. The module combines BMP280 barometer for altitude measurement and QMC5883L magnetometer for azimuth measurement. The module is powered in the range of 3.3-5.5V. The board dimensions are 12×18 mm and weight is 0.9g.