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HiLetgo 3pcs RC Servo Tester 3CH Digital Multi ECS Consistency Speed Controller Checker Adjustment Steering Gear Tester CCPM Master for RC Helicopter Car Boat

Brand: HiLetgo · ASIN: B07TQSKLBK
Price: $8.99
Available on Amazon Price checked 2 weeks ago
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About this item

  • 1.There are 3 modes to check servos or ESC:
  • 2.Manual mode: turn the knob with different speed, check the reaction time
  • 3.Neutral mode: make the servo go back to the neutral point.
  • 4.Automatic "window wiper" mode: make the servo swing like a window wipers in the biggest angle.

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