Features: 1[Stable Performance] 2 in 1 contact and non contact handheld digital tachometer, with stable performance, can be used with confidence. 2[Measurement Range] The wide measurement range is 2.5~99999RPM, and the high resolution is 0.1RPM or 1RPM, the surfaces speed measurement range is 1.0~1999.9RPM. 3[Large LCD Screen] Digital tachometer with a large LCD screen, it can measure distances of 50~500mm, to meet your various need. 4[High Accuracy] Made of high quality plastic material, safe, durable, accurate measurement results, can be used for a long time. 5[Widely Application] Widely used in motors, wheels, sheet metal lathes, electric fans, papermaking, plastics industry, chemical fiber, washing machines, automobile production, etc. Package included: 1 x Digital Tachometer (Battery Not Included) 3 x Adhesive Tape 4 x Accessories 1 x Storage Bag 1 x Manual