Nokia Lumia 640 XL (BV-T4B) Li-ion Replacement Battery
BV-T4B is a rechargeable lithium-ion battery designed for the Microsoft/Nokia Lumia 640 XL smartphone. It delivers reliable power with a 3000mAh capacity, ensuring stable performance and long usage time. Built with quality Li-ion cells, the battery provides safe and efficient charging while maintaining compatibility with the original device specifications.
Specifications
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Model: BV-T4B
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Battery Type: Lithium-ion (Li-ion)
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Capacity: 3000mAh
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Voltage: 3.8V (Nominal)
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Energy: 11.4Wh
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Maximum Charging Voltage: 4.35V
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Compatibility: Microsoft / Nokia Lumia 640 XL