KASOTEK RC CCPM Servo Tester/ESC (Futaba Style) Consistency Master Testers Makes it easy to check the operation of your servo or ESC without using a transmitter Can test the consistency and set the centering for up to 3 servos simultaneously Great for anyone who is setting up RC airplane, car, or CCPM 3D Allows you to see if your servos are working and compare their response time before installing Allows you to test and compare the reaction time of 1-3 ESC's at one time