Servo Motor Tester Kit SG90 9G Micro Servo 180 Degree + RC Micro Servo Tester Co
SG90 9g Servo: 180 degree. SG90 9g Servo 180 degree for RC Airplane. 1 X SG90 Servo. Three modes of servo tester: manual / automatic / and neutral three modes, can test a variety of models of servo and micro servo.