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

Price: $8.29
Product prices and availability are accurate as of 2021-06-06 19:03:00 UTC and are subject to change. Any price and availability information displayed on https://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
Availability: In Stock
In stock on June 11, 2021. Order it now.

Product Features

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.