Digital load weight gauge. Designed to read in actual pounds of weight on your air suspension system for tractor or trailer, to the nearest 100 Lbs. Easy to install and calibrate. After easy calibration the gauge will display actual load weight in lbs on the axles it has been calibrated to. There is a delay button so you can set the gauge to update every 1 sec for loading or every 60 sec. for driving so the display will not bounce around. The image displays 33.9 which equals 33,900 lbs. Mounts in a std 2-1/16" gauge hole. Lifetime warranty, excluding abuse. Designed and manufactured in the USA by TELTEK. Please call for complete listing of TELTEK digital gauges.