Features: 100% Brand new and high quality! Top entry pins Includes 3-axis gyro accelerometer and high-performance barometer Onboard 4 MegaByte Dataflash chip for automatic datalogging Barometric pressure sensor upgraded to MS5611-01BA03 from Measurement Specialties. Atmel's ATMEGA2560 and ATMEGA32U-2 chips for processing and usb functions respectively. Specifications: Housing Material: Plastic Housing Color: Gray With housing Size: 83 x 44 x 13mm Net Weight: 37g Package includes: 1 x APM2.6 Flight Controller With Case 1 x Cable