[High Performance A+ Grade Cells] Dyness 25.6V 100Ah LiFePO4 Battery built with A+ Grade lithium ironphosphate cells, ensures exceptional durability, safety, and long-lasting power for automotive, solar, and marine applications. Each A+ grade battery cell is tested by a professional engineering team, so you can trace the production parameters of each cell for greater peace of mind [Extreme Cold Environments Battery Protection]Built-in 100A smart BMS safeguards against overcharge, over-discharge, overcurrent, short circuit, overheating, and now with advanced low-temperature cut-off. This ensures safe and reliable performance even in cold climates, making it ideal for year-round fishing and outdoor use [Expandable Energy] Dyness 24V 100Ah LiFePO4 battery supports flexible expansion with series or parallel connections. By combining up to 4P2S connection to make a 51.2V 400Ah battery bank of 20.48kWh you can build a higher-capacity battery bank, offering reliable scalability for home solar storage and off-grid power systems [Wide Applications] Ideal for RVs, campers, trolling motors, marine systems, solar setups, and backup power. Equipped with premium Grade-A cells, it provides safe, stable, and reliable energy for various applications.Not for engine starting or high-drain applications such as golf carts. 【After-Sales Service】Dyness provide professional technical support and online customer service with fast response within 24 hours. If you have any product-related issues or questions, don't hesitate to contact us directly, the Dyness support team is always here for you CAUTION: Risk of Fire and Burns. Do Not Open, Crush, Heat Above (manufacturer's specified maximum temperature 60°C) or Incinerate. Follow manufacturer's Instructions. Product Details Manufacturer Dyness Model AR2.5-24V Size Pack of 1 Quantity 1 Weight 20865 g