This is the DuraTrax nimh 7.2V 3000mAh Onyx Stick Battery Pack with Standard Connector. FEATURES: Ideal sport pack for cars, trucks and boats YOU WILL RECEIVE: DuraTrax nimh 7.2V 3000mAh Onyx Stick Battery with Standard Connector REQUIREMENTS: nimh compatible charger such as the Duratrax Onyx series SPECIFICATIONS: Capacity: 3000mAh Number of Cells in Series: 6 Rated Voltage: 7.2V Min. Discharge Voltage: 5.4V Maximum Recommended Charge Current: 4 amps Discharge Lead: 14AWG 2.7" (70mm) long wire w/Traxxas connector Pack DIMENSIONS: 5.2 x 1.9 x 0.9" (131 x 47 x 24mm) Weight: 13 oz (360 g) Number of Welds per Connection: 6 spot welds Cell Size: Sub-C