ITEM NAME:Adjustment Steering Gear Tester CCPM 3-Mode ESC Servo Motor for RC Helicopters Z #aucsearchbutton #aucsearchbutton:hover { cursor: pointer;.It can connect 3 servos of the CCPM helicopters and select servos. -Type: CCPM Servo Tester, ESC or Servo tester. There are 3 modes to check servos or ESC Automatic "window wiper" mode: make the servo swing like a window wipers in the biggest angle.
