Manker U21 battery tube extension

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AdrianWA's picture
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Joined: 02/10/2017 - 22:09
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Location: Karratha, Western Australia
Manker U21 battery tube extension

Hi all, I was just wondering if we could use two 18650/26650 batteries on a Manker U21 with the battery tube extension?

Last seen: 1 year 3 months ago
Joined: 09/10/2011 - 00:32
Posts: 803
Location: NJ, US

Negative, max voltage is 4.35V (provided the tube exists in first place).