This high-capacity lithium-ion battery with an integrated smart BMS is designed for electric autorickshaws and heavy-duty three-wheeler applications. It delivers reliable power for extended range and load-carrying performance in urban and semi-urban environments. The smart BMS enables real-time monitoring, automatic cell balancing, and ensures protection against overcharge, over-discharge, overcurrent, and thermal overloads. It also safeguards the battery from short circuits, voltage fluctuations, and abnormal temperature conditions, enhancing both safety and battery life. Supports CAN/RS485 communication for seamless integration with vehicle control units. Built with a robust casing to withstand vibrations, heat, and tough road conditions—ideal for OEMs, fleet operators, and last-mile transport solutions.