【Premium Safety】POWERWIN batteries, built with premium LFP cells and an advanced BMS, deliver unmatched safety with full protection against overcharging, overdischarging, overcurrent, overheating, and short circuits. Your power, securely assured. • 【Scalable to larger systems】 ​​BT200 batteries can support up to 4 in series and 4 in parallel simultaneously, or 4 in series and 8 in parallel individually, providing higher power output for optimal performance and greater capacity. • 【Extended Durability】The POWERWIN 12V 200Ah Lithium battery delivers unmatched durability with 4000-15000 cycles, based on discharge depth (4000 at 100% DOD, 6000 at 80%, 15000 at 60%). Outlasting traditional SLA batteries by up to 10 times, it ensures long-term savings and reliability. • 【Sleek Power】Weighing just 45 pounds, the BT200 12V Lithium battery packs 2560Wh of energy. It’s a lightweight powerhouse, one-third the weight of typical SLA batteries and 24% lighter than average 12V 200Ah LFP batteries, ensuring easy installation and portability. • 【Universal Applications】BT200 LiFePO4: Reliable power for home, RV, off-grid, and EV charging. • 【Dependable Support】2-year warranty, high-performance LiFePO4 batteries, always-ready support.