Cap and Detection System

Abstract

A cap of a container includes: a wireless communication unit; and a primary battery that supplies power to the wireless communication unit, the primary battery includes: a basic cell including a negative electrode, a positive electrode, and a separator; an electrolytic solution contained in a separate chamber from the basic cell; and a sealing valve of the separate chamber, the electrolytic solution is brought into contact with the separator by pulling out the sealing valve to start power generation, and the wireless communication unit operates by power generation of the primary battery and transmits an opening notification of the container.

Dependencies are inferred from the claim text.