0-HMXM2054 Heli-Max TAGS-FX Control Board 230Si <p><font color="#00ff66" size="2" face="Arial, Helvetica, sans-serif">This is the TAGS-FX Control Board for the 230Si Quadcopter UAV from Heli-Max. Replaces damaged TAGS-FX control boards. TAGS-FX with Sensor Fusion Technology integrates data received from a 3-axis gyro and a 3-axis accelerometer and immediately corrects unwanted movement in yaw, pitch and roll, and also prevents drift in any direction.</font></p>