SPACER ASSEMBLY AND BATTERY

A spacer assembly and a battery are provided. The spacer assembly includes: a first side spacer, provided with a first assembly portion; and a second side spacer, disposed opposite to the first side spacer. The second side spacer is provided with a second assembly portion, the first assembly portion is detachably connected to the second assembly portion, there is a gap between the first side spacer and the second side spacer, and the gap is used to accommodate a tab of a battery. There is a spacing between the first assembly portion and each end portion of the first side spacer, and there is a spacing between the second assembly portion and each end portion of the second side spacer.