Simple weight-only electronic scale which is perfect for letter and small parcel mail. Ensures correct postage without overpayment. Low profile design is easy-to-use and store. Features a flip-up letter stand to hold large envelopes/tubes. USB interface to PC. Keyboard has a units key to toggle between kg, g, and lb/oz and an on/off/tare key.Package Includes: (4) AAA Batteries; USB Cable