This is the HTS-GPS GPS Sensor from Hitec. FEATURES: Displays constant directional information such as: speed, altitude, latitude and longitude For use with Hitec Telemetric AFHSS System INCLUDES: One GPS sensor One square double sided foam tape REQUIRES: Hitec Telemetric AFHSS System SPECS: Length: 1.06" (27mm) Width: 0.87" (22mm) Height: 0.63"(16mm) Wire Length: 9" (228.6mm) COMMENTS: For additional information contact Hitec lmm 10.5.10 ir/jxs