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ECO-WORTHY (Brand+) Store via [aliexpress.com] has Eco-Worthy 48V 100Ah LiFePO4 Server Rack Battery w/ Bluetooth & WiFi, UL1973/9540A Certified on sale for $603 when you Apply $70 off Coupon Code at checkout: YUSAF70 or USSR70 .

+ Free Shipping from US warehouse.

Key Features:[LIST][*]Capacity: 51.2V 100Ah (5120Wh), Grade A LiFePO4, 10-year warranty