AFERIY P310 Expansion Battery Pack, Add 3840Wh LiFePO4 Extra Capacity | Compatible Only with AFERY P310 Main Unit | LiFePO4 Solar Generator for Extended Home Backup & Outdoor Camping

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About This 【Eligible for 30% Tax Credit】This expansion battery pack qualifies as a solar-related accessory under the U.S. Residential Clean Energy Credit (up to 30%). Please consul t your tax advisor or utility provider to confirm eligibility—documents for both the main power station and expansion pack may be required. 【Designed Only for AFERIY P310 Main Unit】This expansion pack works exclusively with the AFERIY 3840Wh Portable Power Station. It cannot function alone—you must own the compatible main unit to use it. Once connected, it adds 3840Wh per pack, scaling total system capacity up to 11.5kWh. 【Extends UPS Seamless Backup】When paired with the main unit, the expansion battery reinforces the Show more