2 Packs 12V 300Ah LiFePO4 Lithium Battery Upgraded 200A BMS System Up to 15000+ Cycles Life 3840Wh Rechargeable Lithium Battery with Low-Temp Protection for RV Solar Marine Solar Panel Camping

- 【Why Choose Us】MEYULMOL provides you with 12V lithium-ion batteries manufactured using certified automotive-grade A-class cells, featuring higher energy density, more stable performance, and greater power. With a commitment to a 10-year lifespan and over 5000 deep cycles, it also offers 24-hour rapid-response technical support and online customer service, ready to assist you with any product-related issues at any time. - 【Compact Size, Massive Power】 Compact size, just 1/3 the weight of lead-acid batteries! Equipped with high-energy Grade A cells for extended runtime with 4000+ charge cycles (up to 10,000+ cycles) and a 10+ year lifespan ? far exceeding lead-acid batteries (200-500 cycles / 3-year lifespan) while delivering 2000-3000 more cycles than similar lithium iron phosphate batteries. Performance continuously upgraded! - 【All-Weather Safety Protection】Built-in intelligent low-temperature protection automatically pauses discharge below -4°F and resumes charging above 32°F, ensuring reliable startups on icy mornings or hot summer afternoons. Seven layers of intelligent safeguards: BMS rigorously defends against overcharging, over-discharging, overcurrent, short circuits, and high temperatures. - 【Upgraded 200A intelligent BMS】Our 12V 300Ah LiFePO4 battery with integrated 200A Smart BMS delivers rock-solid power. Features bulletproof protection against overcharge, over-discharge, overcurrent, and short circuits. Its precision 0°C (32°F) low-temperature cutoff prevents damaging lithium plating in freezing conditions. With massive 300Ah capacity and intelligent safeguards, enjoy every appliance worry-free and unleash your adventure. - 【Zero-Maintenance Power】 Conquer any environment with our rugged LiFePO4 battery. Engineered for relentless performance, it operates flawlessly in brutal conditions from -20°C to 70°C (-4°F to 158°F) and boasts an ultra-low <3% monthly self-discharge rate. This means reliable power, instantly available?whether scaling mountains, braving the desert, or weathering a storm. Zero maintenance, maximum peace of mind. Your ultimate power partner for off-grid adventures and critical backup when you need it most. - 【Flexible Expansion】Each 12V 300Ah lithium battery adopts a standardized design, supporting a 4S4P parallel connection expansion method. This means you can start with a single battery and gradually add more according to your actual needs, effortlessly building up to a 48V / 1200Ah large-capacity energy storage system. This solution is exceptionally well-suited for solar farms / industrial mobile power stations, enabling your RV, marine vessel, camper, or off-grid cabin to scale seamlessly alongside growing energy demands.

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