In that case, switch to manual selection. The following beat numbers are selected in automatic mode Displays the frequency diagram of the watch on the LCD screen. Beat Error Range 0.0–9.9 ms. Automatically adjusts to the optimal signal level depending on the watch.
Weishi No.1900 Timegrapher Mechanical Watch Timing Machine Multifunction New
🧠 Auto response for conventional beat; manual override for special beats. 🔧ABS housing | 🌍100-240V | 📊±0.1s/d resolution 🎙️Beat noise diagram | 🧠Auto/Manual beat selection. Switch to manual mode for accurate reading.
No.1900 Weishi Timegrapher Mechanical Watch Timing Machine Multifunction ABS
Main material: ABS. Relative humidity: 0~80% RH. It can selected out the beat number that Automatic select can not identify and rare beat number. The following beat numbers are selected by automatic selection mode：12000、14400、18000、19800、21600、25200、28800、36000、43200。.