This is the HG-5000 High Performance MEMS Gyro from Hitec.
FEATURES: Optimized High Response Narrow Band HITEC Signal
Universal Signal Selectable
Precision Control Technology for Heading Lock
Auto Detection of Any Transmitter & Receiver
No initializing time when power up in Heading lock mode
Optimal Solution for Constant Pirouette Rate
Extreme Tolerance against Disturbance and Vibration
_ Advanced Real Time Signal Processing
Built-in Temperature Sensor for drift removal
Remote Gain Adjustment
Light Weight & Compact Size
Self Diagnosis Function
Simple and Vivid LED Display
Easy Data Setting
Low Power Consumption (20mA)

INCLUDES: HG-5000 High Performance MEMS Gyro

REQUIRES: Use with HSG-5083 Gyro Servo (HRCM5083)

SPECS: Motor Type: 3 Pole
Speed: 0.07sec @ 4.8v
Torque: 20.85in/oz @ 4.8v
Dimensions: Size: 0.86" x 0.86" x 0.43" (21.8mm x 21.8mm x 10.9mm)
Weight: Weight 0.35 oz (9.9g)