The Internet of Things (IoT) has become an integral part of life. Nowadays, various smart devices surround people's lives, and most of them require reliable power to continue to operate. Primary button batteries, as a common energy source, play a vital role in many IoT products.

Intelligent thermos digital display and other intelligent functions often use button batteries such as CR2032. If your thermos encounters functional stagnation, such as the screen does not display, please replace the battery to restore the function in time.