Can the battery of Whisper Flex also go into Whisper Flex Ultimate and vice versa?
This is certainly possible. There are 2 variants (4,400 mAh and 6,300 mAh) that fit both fans.
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Returns are possible within 14 days
Our products have 2 years warranty
This is certainly possible. There are 2 variants (4,400 mAh and 6,300 mAh) that fit both fans.