Fangrui Product Details Double Protection: The Airspeed Sensor Is Equipped With A Protective Shell To Protect The Internal Components From Damage. Quality Performance: Our Digital Airspeed Sensor Kit Is Made Of High-quality Material, Which Is And Has A Long Service Life. Effortless Install: Our Digital Airspeed Sensor Kit Is Easy To Install And Disassemble. Just Put The Sensor Into The Pc, Plug It In And Start Using It. Set: C-1 X Airspeed Module+1 X Pitot Tube+1 X Sillicone Tube+1 X 4 Pin Cable Application: For Simultaneously Calibrate The Throttle Range Of Escs On A Multi-rotor. Use: Vehicles Remote Control Toys Material: Plastic+metal Colour: As Shown Package Contents: 1 X Airspeed Module 1 X Pitot Tube 1 X Sillicone Tube 1 X 4 Pin Cable(some Accessories Are Random In Color, Cannot Be Chosen The Specific Color.) Only The Above Package Content, Other Products Are Not Included. Note: Light Reflection And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measureme