Better-ess Self-Heating 12V 300Ah LiFePO4 Lithium Battery with Bluetooth, Built-in 200A BMS

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Normal: No Bluetooth, Built-in 200A BMS, 95%DOD, 100% Capacity Grade A+ Cells, 4000+ Cycles, Longer Life.

Smart: With Bluetooth, Self-Heating, and Auto-balancing, No problem charging at low temperatures. Built-in Daly BMS 200A, 100% Capacity Grade A+ Cells, 4000+ Cycles, Longer Life.

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