Switches between 50Hz analogs and 250Hz digital signals, with overloaded / short circuits protective and broad compatibility for servo / ESC models Optimizes in remote aircraft maintenance, DIYer robotics projects, or automotive model tuning with its lightweight design Safely signals responsiveness via rotating potentiator adjustments and realtime screen feedbacks, ensuring servo durability across 800μs-2200μs pulses ranges Designs for remote hobbyists, robotics engineers, and technicians requiring precise servo calibration, signals debugging, and ESC synchronization The remote Digital Servo Tester / ESC Consistency Tester enables simultaneous testing of 4 servo with 2μs precisions, featuring auto / manual mode and LCD display for remote helicopters, car and aircraft, Manufacturer: MHADBKH