This is SF804358SH30 5000mAh 7.4V RC car saddle pack Li-po battery( with hard case) . Type: Lithium Polymer Nominal Capacity: 5000mAh Nominal Voltage: 7.4V Configuration: 2S3P Dimensions( T* W* L) : 30.0* 46.5* 70.0mm ( middle value) Weight: Approx.: 298g Maximum Continuous Discharge: 30C Maximum Continuous Current: 148.5A Ideal for use in RC car( saddle pack) .