Lectron Pro NiMH 8.4V 7-Cell 5000mAh Hump Pack with EC3 Connector for 1/10 Scale Cars, Trucks, and Buggies Lectron Pro batteries feature a high-end performance and reliability at an affordable price! Battery Voltage: 8.4V | Capacity: 5000mAh | Maximum Continuous Discharge Rate: 10C | Maximum Charge Rate: 1C (5 Amps) Battery Dimensions: 154mm x 47mm x 25mm / 6.06in x 1.85in x 1in | Weight: 495g Works great with Arrma, Axial, Duratrax, ECX, Exceed, HPI, Krosho, Losi, Pro Boat, and Team Associated vehicles (Always check the voltage, dimensions, and battery connector to ensure this battery will be a good fit for your vehicle/application) We're confident in quality of our batteries! All Lectron Pro batteries are covered by a 1 Year Warranty against any manufacturing defects and U.S. based support in case you run into any issues!