Massive 3.84kWh Stored Energy: Premium deep-cycle LiFePO4 chemistry engineered to pack an incredible 300Ah of capacity into a single battery. It delivers the heavy, sustained output needed to easily power demanding RV, marine, and off-grid applications. High-Capacity Heated Lithium Power: Don't let freezing temperatures stop your adventures. Built-in automatic internal heating provides cold-weather charging support, allowing you to safely charge in sub-zero conditions (below 0°C). Complete Visibility via Bluetooth: Eliminate the guesswork. Monitor real-time state of charge, cell voltage, and overall battery health right from your smartphone using the compatible Epoch iOS and Android apps. Series & Parallel Expansion: Start strong and seamlessly scale up. Safely connect up to 4 batteries in series (for up to 48V systems) and up to 4 in parallel to unlock a massive 1,200Ah power bank as your energy needs grow. Advanced Smart BMS Protections: Operate with total peace of mind. The intelligent built-in Battery Management System automatically safeguards your investment against overcharge, over-discharge, over-current, short circuits, and extreme high/low temperature conditions. Built to Go Further: Stop replacing heavy lead-acid batteries. Enjoy a completely maintenance-free power solution engineered for an impressive 4,000+ charge cycles, proudly backed by our industry-leading 11-Year Manufacturer Warranty.

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov