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HJ Digital Servo Tester / ESC Consistency Tester for RC Helicopter Airplane Car

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1 HJ Digital Servo Tester / ESC Consistency Tester. 250H Digital Servo signal cycle 4us frequency 250Hz. 50H analog servo signal cycle 20us frequency 50Hz. 125H digital the steering gear a signal cycl...
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Time left:13d 15h 32m
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