Usage Tips:Retractable: The tape measure has a retractable design, a height gauge and a retractable tape measure, which does not take up much space and is easy to use. Application: This tape measure is mainly used for measuringheight at home, office and other places, allowing your family to measure the body at home.2M: The ruler is 2 meters long, long enough to easily measure the height of adults and children. Accurate reading: the numbers on the tape are clearly marked, the data is easy to read, accurate, reliable and durable.Easy to use: the tape comes with double-sided tape and screws and can be hung on the wall to measure height .It can be fixed to the wall with a single screw, does not occupy floor space and is easy to use. Retractable: The tape measure has a retractable design, a height gauge and a retractable tape measure, which does not take up much space and is easy to use. Application: This tape measure is mainly used for measuringheight at home, office and other places, allowing your family to measure the body at home.2M: The ruler is 2 meters long, long enough to easily measure the height of adults and children. Accurate reading: the numbers on the tape are clearly marked, the data is easy to read, accurate, reliable and durable.Easy to use: the tape comes with double-sided tape and screws and can be hung on the wall to measure height .It can be fixed to the wall with only one screw, does not occupy floor space and is easy to use.