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Inductive type measure the enginge speed by noncontact Measuring the temperture cooling water in engin by contact Testing the rotate speed of multi-cylinder in same time or testing one of cylinder rotate speed Testing the rotate speed used to 2 stokes and 4strokes Can set the cylinder in 2,3,4,5,6,8,12 or set the impulse of each rotation Memory the maximum value,minimun value and last value Can record 300 testing data Low power symbol automatic indicating Yellow-green back light â?and °F temperature switch function Rotation speed range:100~40000RPM Rotation speed resolution:1RPM Rotation speed accuracy:±1rmin(100~11999rmin) ±2rmin(12000~19999rmin) ±4rmin(20000~40000rmin) Temperature range: 0~200â?br />Temperature resolution: 0.5â?br />Temperature accuracy: ±2â?br /> Unit packing gross weight: 600g |