[] _ Tachometer tachometer tachometer price _ 星枫 instruments provided by 星枫 instruments. Nanchang 星枫 Instrument Co., Ltd. (www.xingfengyiqi.com) had been "Business League certification", please rest assured purchase through the entire network, click on the page check "Business League certification icon," the company authentication information. You can also click on the "Business League Service Icons" on this page directly contact our customer service! Basic functions DM6236P Specifications 5 large screen LCD tachometer principle, character height 16mm touch speed test range: 0.5 ~ 19999RPM rev / min non-contact speed: 2.5 ~ 99999RPM rev / min resolution touch speed: 0.1RPM / minute non-contact speed : 0.01m / sub-base accuracy ± (0.05% +1) Sampling time 1 second (60RPM above) range selection automatically switch maximum operating current 40mA max memory speed automatic memory table wholesale, tachometer minimum price, the value of the last base 6MHz Quartz crystal power (Section 4 × 1.5V) 5 batteries size approximately 180 × 72 × 37mm Weight Approximately 200g Model: DT-2857 Product name: Laser Tachometer DT-2857 Price: 0 Brand: Domestic Product Category: Physical nature of the testing instruments measuring range: 2.5 to 99,999 rev / min Accuracy: ± (0.05% n +1 d) Resolution: 0.1 / 1 Memory: max / min / last value. Measuring range: 2.5 to 99,999 rev / min Accuracy: ± (0.05% n +1 d) Resolution: 0.1 / 1 Memory: max / min / last value. Measuring range: 2.5 to 99,999 rev / min Accuracy: ± (0.05% n +1 d) Resolution: 0.1 / 1 Memory: max / min / last value.