This allows you to place an empty container on the scale, reset it to zero, and then weigh your item inside the container without including the container's weight. The Bottom Line
Not all scales are created equal. Depending on what you’re shipping, you’ll want to check these three specs: buy postal scale
A reliable postal scale removes the guesswork and the "post office anxiety." It turns your desk into a functional shipping center, saving you time in line and money on every label. This allows you to place an empty container
This is a lifesaver. If you’re weighing a large box that covers the screen, the "Hold" button locks the weight on the display so you can read it after you remove the box. Practical Tips This is a lifesaver
Look for a scale that offers both a USB/AC adapter and battery power. You don’t want it dying mid-shipment.
For light items, you need a scale that measures in 0.1-ounce increments . Small differences in weight can jump you into a higher price bracket, especially with First-Class mail.