<ul><li>8-channel independent servo interface and 8 high-precision potentiometers.</li><li>Support manual mode,centering mode,which can be switched by function keys</li><li>Terminal block 5-8.4Vpower supply port,with Over-Current Protection. Compatible with any 5V-8.4V servos.</li><li>Control accuracy: 0.09 degrees(PWM limit small change value 1us)</li><li>Wide range of applications.No need any codes, servo can be controlled by buttons or the adjustable knobs.</li></ul><br><br>

Yahboom RC Servo Tester 8 Channels Servo Motors Controller Centering Tool with Over-Current Protection, 2 Control Modes Support Manual Adjustment Courier Return Overcurrent Test (Servo Tester 8 chan)