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NEW! Optical laser tachometer Measuring RPM is safe & accurate. Wide measuring range & high resolution. Digital display gives exact RPM. Crystal time base design gives high accuracy & fast measuring time. The last value, max value and min value will be automatically store in memory. Durable, long lasting components, light weight. Range: 2.5-99,999 RPM ( r/min ) * Distance: 50 to 500 mm ( 2 to 20 inchs ) / Over 500mm able * Resolution: 0.1 RPM (2.5 to 999.9 RPM), 1 RPM (>1,000 RPM) * Accuracy: ± (0.05%+1d) * Sampling time: 0.5 second (over 120 RPM) * Range selection: Automatic * Laser diode output power: 3 mW MAX. class II * Memory: Last value, Max Value and Min. Value * Time base: Quartz crystal * Circuit: Exclusive one-chip LSI circuit * Weight: 180g (6.3oz) * Size: 184 x 76 x 30 mm * Battery : 3 x 1.5V size AAA ( not included ) Laser tachometer x 1 unit Operation manual Reflective tape 20cm x 3 REMARK : the box is not included, manufactory packing only. |