SWANSOFT Timegrapher No.1900 Watch Timing Machine, Multifunctional Watch Tester with LCD Display, Professional Calibration Tool for Watchmakers

Functions as a precise mechanical watch tester. Equipped with an LCD screen for clear digital readouts. Displays live digital readings of the watch's rate. Shows live digital readings of the watch's amplitude. Provides live digital readings of the watch's beat error. Indicates the live digital beat of the watch. Presents live digital readings of the watch's lift angle. Ideal for use by amateur watchmakers. Suitable for watch manufacturers. Designed for watch technicians.