Tacho (Rotate Speed):500~10000 RPM (+/-1.5% + 8). Dwell Angle:0-120.0°,0-90.0°,0-72.0°,0-60.0°,0-45.0°. Dwell : 0 - 120.0° ±(1.5%of rdg+8 digits) 3 CYL. AC Current: 20A. √Diode Test. DC Current Range Accuracy Resolution.
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