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Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
Display count: 4000
Effective distance: 50mm to 500mm
Lithium battery charging
Carbon monoxide instruments are used to detect carbon monoxide（CO）The existence of，The measured concentration is at1-1000One in a million（PPM）between。 This instrument is in the2individualAspect label carbon monoxideThe existence of。
The tachometer is a mechanical measurement instrument for measuring the rotating speed of rotating objects
Non-contact Photoelectric Tachometer Laser Linear Speed Tester Digital Display Rubber Hammers Display count: 4000Ships FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] High resolution Automatic storage Wide measuring range Laser measurement speed is fast Clear reading without parallax Non contact measurement is safer Packing List ^_^: bb4922fcc76ac8670cb8d1d61ccacd56