This is an APM2.8 Anti-vibration FPV RC Flight Controller Board Absorber for Quadcopter， which can alleviate the vibration between the Aerial Gimbals and the rotor.

Features:
Top entry pins attached to Flight Controller Board
3-axis gyro， accelerometer and magnetometer， along with a high-performance barometer
On board 4 Mega Byte Data flash chip for automatic data loge.
Barometric pressure sensor upgraded to MS5611-01BA03， from Measurement Specialties.

Package Information:
Package Size: 12 * 9.5 * 3cm / 4.7 * 3.7 * 1.2in
Package Weight: 55g / 1.9oz
Adhesive tape

Package List:
1 * RC Flight Controller Board Anti-vibration Set
1 * Glass Fiber Plate
4 * Anti-vibration Rubber Ball
5 * Cables