Tachometer _ 星枫 instrument tachometer tachometer _ provided by 星枫 affordable instrument. Tachometer _ Xing Feng instrument tachometer tachometer _ affordable Nanchang Xing Feng Instrument Co. (www.xingfengyiqi.com) 2014 upgrade been newly introduced Model: Testo-465 Product Name: Testo-465 Tachometer Price: 0 Product Brand: Germany Testo product categories: physical properties testing equipment Your satisfaction is our success tachometer, to provide customers with first-class products and first-class service tachometer affordable, our company sold the instrument can enjoy a year free warranty and lifetime maintenance tachometer outlets for users to completely eliminate worries. Probe types using optical reflection principle of speed measurement range +1 ... +99999 rpm Accuracy ± 0.02% of mv (+1 ... +99999 rpm) Operating temperature 0 ... +50 ° C Storage temperature -20 .. . +70 ° C Battery Type 2 AA batteries Dimensions 144x58x20 mm Weight 145 g 1 year warranty Model: DT-2857 Product name: Laser Tachometer DT-2857 Price: 0 Brand: Domestic Product categories: physical properties testing equipment 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.