Features 1. LCD screen. 2. Automatically adjust optimal signal level during testing. 3. Automatically calculate the rate, amplitude, beat error, and display them by data in real time. 4. The sampling period can selected by 2 s,4 s,6 s,8 s,12 s,20 s,30 s,60 s, and the average of corresponding period will be regard as the precise value of the watch. 5. Six kinds of testing position can be adjusted, and the simulation sound can be play in the speaker or mute. 6. This timing machine will automatically calculate in real time for the following: -beat rate -Amplitude -beat error -beat number 7. Automatic selection are available for the most common beat: 12000, 14400, 18000, 19800, 21600, 25200, 28800, 36000, 43200 8. Manual selection are available for the following beat: 3600, 6000, 7200, 7380, 7440, 7800, 9000, 9100, 10800, 11880, 12000, 12342, 12480, 12600, 13320, 13440, 13500, 14000, 14040, 14160, 14200, 14280, 14400, 14520, 14580, 14760, 14850, 15000, 15360, 15600, 16200, 16320, 16800, 17196, 17258, 17280, 17786, 17897, 18000, 18049, 18514, 19332, 19440, 19800, 20160, 20222, 20944, 21000, 21031, 21306, 21600, 25200, 28800, 32400, 36000, 43200 Parameters Model: No. 1000 Range: ± 999 s/d Precision: ± 1 s/d Amplitude: Resolution: 1°; Range: 100°- 360° Frequency Error: Resolution: 0.1 ms; Range: 0 - 9.9 ms Measure Positions: 1 to 6 points Line Length: 196 points Curve Type: Level to extend Time Display: No Signal Conditioning: No Supply Voltage: 90 - 220 V, two-wire Display Dimensions: 98 * 34 mm Color Graphic: Blue Printer Connection: No Dimensions: 23 * 20.5 * 19.5 cm Weight: 1.7 kg Language: English Package Included: 1 X Multifunction Timegrapher 1 X Power Adapter 1 X Microphone 1 X User Manual in English