YIKONG YK4107Pro 1/10 4WD Climbing RC Crawler
Check that all screws are tight, tires are properly installed, and the transmitter responds correctly. Do a low-speed test run in an open area. On the first battery charge of the YIKONG YK4107 RC Car, drive smoothly on flat ground to let the motor break in; otherwise, motor performance and lifespan may be significantly reduced.
