Reelables is showing a new way to track shipped packages using inexpensive paper-based electronics that are on one side of a shipping label.

seeking out packages with lithium battery warning labels, which often indicate expensive electronics like phones and computers are enclosed. In total, they stole around $1.6 million of electronics.

Lithium batteries have, nearly single-handedly, ushered in the era of the electric car, as well as battery energy storage of grid power and plenty of other technological advances not possible with ...