Watch Timing Machine For Repair, Regulation, and Accuracy Checking This is a mechanical watch precision tool commonly used in watch regulation and beat error correction. It automatically calculates in real time the following metrics: Rate, Amplitude, Beat Error and Frequency. These metrics indicate the accuracy and the general conditions of the movement. Timegrapher Details: Model: MTG Timegrapher No. 1000 Watch Timing Machine Multifunction Timegrapher Package includes: 1x Multifunction timegrapher, 1x Power adapter, 1x Microphone, 1x User manual in English Measurements: deviation per day, amplitude, beat error, frequency, and diagram recording of the beat noise Measure positions: 6 positions Supply voltage: Single-phase AC 100V ~ 240V Power plug: 2-pin US Language: English Colour: Off-white Dimensions: 185 x 120 x 40mm Weight: 1.5kg How to regulate your mechanical watch with a timegrapher: