Servo Tester CCPM Consistency Controller 3CH 4.8-6VDhe 3 Servo or ESC Check Modes are available: manual mode: rotate the knob at different speed, check the response time; Neutral mode: make the servo return to the neutral point; Automatic "wiper" mode: make the servo swing like a wiper at the greatest angle. It can combine 1-3 servos at the same time and test, such as 1-3 servos of consistency and so on. You can also connect 1-3 ESCs to test and compare their response time accordingly. Maybe 3 servos of CCPM helicopters and choose servos. It can also connect the servo of the planes by installing the control box and adjusting the planes, using such neutral mode and so on. CCPM Servo Consistency Servo Master/Tester. The unit can also be used as a signal generator for the electric speed controller (ESC). So you can test your motor system without using a transmitter and receiverPackage Contents:1x testerOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3cm.