A battery (100) includs a housing (10) and a battery cell (20) accommodated in the housing (10). The housing (10) includes a first housing body (11) and a second housing body (12) electrically isolated from each other. The second housing body (12) is mount...

The electrochemical apparatus includes a positive electrode plate. The positive electrode plate includes a positive electrode current collector and a positive electrode active material layer disposed on a surface of the positive electrode current collector...

This application relates to an electrochemical device (100) and an electronic device. A first sidewall of a housing includes a first wall face (141) and a second wall face (142) The first sidewall (141) includes a penetrative mounting hole (11) . An insula...

Provided is a lithium ion battery including a battery can (10), a battery core (20) received in the battery can, electrolyte filled in the battery can, and a battery cover (30) assembled to the battery can. The battery can or the battery cover is provided ...

A battery cell protecting case for assembling a battery cell having a positive pole and a negative pole in a conductive battery housing being electrically connected to one of the positive pole and the negative pole is provided. The battery cell protecting ...