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7. FY-ESC (included): 20A (standard PWM ESC).
8. Suitable for FY90Q or FY91Q Flight Controllers.
9. Requires at least a 5 channel RC Transmitter and Receiver.
safeTy noTiCe
Radio Controlled aircraft are dangerous! Take all necessary precautions to prevent
injury:
• Do Not Fly over people, buildings, vehicles or roads.
• Do Not use as a chase copter.
insTallaTion Tools
1. Soldering Iron
2. Good quality solder
3. 2.0 mm Allen wrench (provided)
4. 2.0 mm diameter screwdriver
5. Thread Lock
6. Super Glue
7. Small cable ties for securing wiring
8. Pair of small modelling clamps
Thank you for purChasing The X4 pro
GuiLin FeiYu Electronic Technology Co., Ltd. was established in August 2007 by co-foun-
ders came from Guilin Electronic and Technology University. We are engaged in develop-
ment, production, and sales of inertial measurement and automatic control electronic
products.
Relying on the rst-class Technology talents, solid technological accumulation and strong
development ability ,we successfully developed a series of inertial measurement tech-
nology, such as AHRS, UAV Autopilot and Aeromodelling Flight Stabilization System .All
the products are widely applied to electronic compass, robot, unmanned aerial vehicles,
ships, model aircraft electronics, as well as real-time attitude determination.
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