Befour's new HTR-101 Height Rod features fast and accurate digital performance at an attractive price. With its user-selectable 51" measurement range, the versatile HTR-101 can measure the height of a small child to that of an NBA player. The smooth glide headpiece features one-button operation, bright LED digits that can be easily seen even at maximum height, and a unique auto-hold function retains the measurement display even as it is raised out of the way. The HTR-101 stadiometer has an accuracy of ± 0.1 in (0.1 cm ) and easily convert between three display formats – inches, feet & inches, and centimeters. With no wires to get in the way, the HTR-101 is ideal for clinics, hospitals, schools, and sport and fitness centers. Powered by (2) “AAA" alkaline batteries (included), and with its automatic turn off, the HTR-101 is good for up to 10,000 measurements.