Blue Anodized metal case, can test the analog and digital servos
Can control also test ESC (motor stepless speed test), and can simultaneously test up to three servos to make sure they are synchronized

Functions
1.This unit has three modes to check servos and ESC’s:
Manual mode* Turn the knob with different speed. Check the reaction time.
Neutral mode* Make the servo go back to the neutral point.
Automatic* wiper mode-make the servo swing like window wipers in the biggest angle.
2.You can conncet 1-3 servos simultaneously and test such as 1-3 servos consistency and so on.
3.You can also connect 1-3 ESC to test and compare their reaction time respectively.
4.You can connect 3 servos of the CCPM helicopters, adjust the helicopters and select servos.
5.You can also Test the control surfaces on your model and make sure you set the throw of your servo to make sure you don’t stall yor servo.