MULTI-FUNCTIONAL MEASUREMENTThis digital tape measure has practical functions, such as straight line measurement, circle measurement, arbitrary curve measurement, irregular surface measurement, cylindrical diameter measurement etc. Easy to cover your daily measurement needs. 0-199.999M MEASUREMENT RANGEThe electronic tape measure has a range of 0199.999m, which can meet your basic needs. It supports millimetre accuracy measurements, 10 sets of data recording, unit switching and more, which is convenient and practical. DIGITAL DISPLAYThe digital display screen of the digital ruler is clear and easy to read. Rolling whatever you need to and you would easy to read the result from the LCD. Worry from the tiny graduation on traditional rulers. It's great for tailors, students, seniors. PORTABLE & LONG BATTERY LIFEThis digital electronic tape is compact enough to be used in environments ranging from 10 to 50 and can be carried around. This electronic tape measure uses an ultra low power semiconductor microprocessor to achieve standby time and battery life.