easylifeproduct 99999.9m Distance Measuring Wheel Surveyor Walking Tape "Smart Wheel" (automatically includes wheel radius for accurate wall-to-wall measurements) Switchable between Metre (m), Foot (ft) and Yard (yd) Wide Measuring Range up to 99,999 Metres / Feet / Yard Maximum Measuring speed up to 13 km/h Detachable Aluminum Handle Extended from 51.5 ~ 75 cm (20.3 ~ 29.5 inch)