Product Features

• 21V Lithium-Ion Battery：Boasting a voltage of 21V and a capacity of 4000Ah, this lithium-ion battery is constructed with 10 premium lithium-ion battery cells, delivering consistent capacity and stable power output.
• Wide Compatibility：This battery is fully compatible with MAXLANDER and Makita brand cordless power tools, including leaf blowers, tillers, lawn mowers, leaf vacuums, and weed wackers.
• Comprehensive Safety Protection：Integrated with a multi-protect safety system, the battery features overload protection, overheat protection, and over-discharge protection to ensure safe usage.
• Important Battery Maintenance Notes：For optimal battery preservation, please avoid charging it for more than 6 hours at a time. Additionally, fully charge the battery before its initial use and never leave it charging overnight, as this will severely shorten the battery’s service life.
• Extended Runtime Performance：As a replacement battery, it supplies cordless tools with the sufficient power required to complete various tasks efficiently. Adopting state-of-the-art lithium-ion technology, it can store more energy and maintain power for longer durations compared to other battery typ

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