Laser range finder, DME suppliers [], Shanghai rangefinder provided by 星枫 instruments. We are Nanchang Xing Feng Instrument Co., Ltd. (www.xingfengyiqi.com) located: Nanchang, Jiangxi professional: rangefinder, coating thickness gauge, ultrasonic thickness gauge, hardness tester, ultrasonic range finder vibrometer AR841 a detailed description of AR841 ultrasonic range finder is an economical distance measuring instrument can be used in homes, construction teams and other places need to measure the distance. Simple, easy to carry. Technical parameters: Measuring range 0.5 ~ 20m (20inch ~ 65feet) Measurement Accuracy ± 1% working environment 0 ~ 40 ℃ 30 ~ 70% RH operating frequency of 40kHz sampling frequency of 2 sec auto / manual selection function Off Display Selection √ √ laser positioning calculation area and volume calculation of the length of the accumulation √ √ LCD backlit display √ √ buttons to set benchmarks to measure / error / confirmation voice prompts √ single and dual test selector switch √ Power 9V battery (6F22 or the same size batteries) Product Weight 205 g Dimensions 150 * 75 * 46mm Packing boxed UT391 portable laser rangefinder new model, the whole design of high precision laser ranging sensors and a microprocessor core, combined with powerful software processing capability, computing functions rangefinder , and with a rugged, lightweight design, meticulous build a user to apply a "simple operation, measurement precision, lightweight and durable, the value of the right" laser rangefinder table. Accurate! Within 60 meters range finder suppliers, measurement accuracy can reach 1.5mm. Reliable! Automatic error correction and measurement techniques to measure, because the user can minimize the problems arising from incorrect operation. Lightweight! Machine weighs only 100g (including battery), easy to carry. Power! Each new cell measurements up to 5000 times. UT391 laser rangefinders are widely used in construction, decoration, property, transportation, fire, landscape, urban planning, city management, water monitoring, electrical maintenance and other industries, as the traditional measurement tools (measuring tape, tape, etc.) replacement, UT391 Laser DME is your ideal choice!