Digital Esc Servo Tester Aluminium Shell Server Test with Alloy

3CH ESC servo tester: there are 3 modes to check servos or ESC ESC servo tester: it can test at the same time whether 3 servos are synchronised (this function mainly applies to helicopter control in CCPM mode). CCPM Consistency Master Checker: You can also use 1-3 ESC to test or compare their time. ESC Tester: It can test 1-3 servos simultaneously and test as 1-3 servos consistency and so on. Digital servo tester: use made of aluminium alloy, anodised, can test analogue and digital servos, can control ESC (motor stepless regulation test)