The present disclosure provides an electrolyte and an energy storage device. The electrolyte includes, by mass of electrolyte, a fluorinated solvent with a mass percentage a, a cyclic carbonate with a mass percentage b, and a lithium hexafluorophosphate wi...

The present disclosure discloses an electrode plate, a battery, an electric apparatus, and a method of preparing the electrode plate. The electrode plate includes an electrode plate body and a tab located at least one end of the electrode plate body in a w...

An end cover assembly includes a top cover unit, a pole, an upper plastic member, and a fixing member. The pole penetrates the top cover unit and includes a base portion and a connecting portion protruding from an end surface of the base portion. A part of...