<p>TGBC Mechanical Watch Timegrapher Tester Repair Tools Used with PC and Cellphone</p> <p>Features:</p> <p>A high-precision calibration instrument specially designed for amateur users</p> <p>Professional design! Compared with similar products, its performance accuracy is better, featuring anti-magnetization</p> <p>Using three ceramic filter capacitors, professional signal processing chips and foam to reduce noise and shock</p> <p>Excellent hardware design and analysis software</p> <p>Can measure day difference, polarization, amplitude, frequency, dotted line, waveform graph and rise angle settings</p> <p>Rugged and reliable housing made of hard plastic</p> <p>Professionally integrated power amplifier operation circuit and vibration sensor, fully enclosed noise reduction and sound insulation cavity inside</p> <p>The interior is composed of microelectronic circuits, which will not cause magnetization in tests</p> <p>Use your headphones to monitor crisp watch sound</p> <p>Can be used with desktops, laptops and tablets for Windows XP, 7, 8 and 10</p> <p>Support for connection to Android cellphone to use</p> <p>Specifications:</p> <p>Diameter of tested watch face: 1.8-6cm\/0.7-2.4 inch</p> <p>Six-way measurement</p> <p>Connect by a type-c data cable</p> <p>Dimensions: 9 x 5.5 x 6cm\/3.5 x 2.2 x 2.4\</p>