Heavy-duty, portable digital scale weighs items up to 400 lbs (181 kg);Built-in wrap-around handle allows you to carry the scale to heavy packages, not vice-versa;Detachable LCD screen for convenient hand-held or wall-mounted viewing;Connect via USB cable to a PC or Mac to use popular online mailing and shipping services - including Dymo Stamps and software;Convenient hold, tare and automatic shut-off functions