Be Used for doorbell， auto remote control， etc.Size: 10.22 * 28.5 mmVoltage: 12VModel: 23A12VCategory: Alkaline BatteryDo not charge a battery that has been used up or discarded in the fireAlso known as - 23A， 23AE， A23， E23A， V23GA， MN21， GP23A， LRV08， 8F10R， 8LR23， 8LR932， CA20， K23A， L1028， MS21， RVO8 or VR22Common Use:Graphics TabletsLaser PointersCalculatorsKeyfob RemotesAlarms Packet content:20 X 23A12V Batteries