This application discloses a secondary battery and an electronic apparatus. The secondary battery includes an electrode assembly. The electrode assembly includes a positive electrode plate, a separator, and a negative electrode plate that are alternately stacked in a thickness direction of the…

A battery and an electronic device are provided. The battery includes a housing, an electrode assembly, a first negative terminal, and a second negative terminal. The electrode assembly is accommodated in the housing. The electrode assembly includes a first stack and a second stack. The first stack…

This application provides a cylindrical battery and an electric device. The cylindrical battery includes an electrode assembly and an adhesive tape. The electrode assembly is a wound structure and has a winding central axis. The electrode assembly includes a first electrode sheet and a first tab…

A battery (10) and an electronic apparatus are provided. The battery includes a housing, a first adhesive member (100), a protective means (400), a first tab (500), and a second adhesive member (200). The housing defines an accommodating cavity, where the housing includes a first surface (810) and…

An electrode terminal (20) includes a first portion (21) and a second portion (22) arranged in a first direction (X). The first portion (21) is connected to the electrode assembly (10) and has a first connection region (211), and the second portion (22) is connected to the electrode assembly (10)…

A secondary battery includes a current interrupt device. A trigger pressure of the current interrupt device is a kPa, 1 ≤ a ≤ 4. The secondary battery contains an electrolyte solution. The electrolyte solution includes a chain ester. A saturation vapor pressure of the chain ester at 25 °C ranges…

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 with a pressure relief valve (50), and the…

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 case includes a conductive supporting plate…