New Arrival BASEN 21700 4000mah 30A battery

As more and more 20700 and 21700 battery come into market, such as sanyo 20700a, sanyo 20700b and Samsung 30T, etc, BASEN will have 21700 4000mah 30a battery coming at the beginning of Sep. SANYO 20700B SAMSUNG 30T The new physical structure for the 21700 battery cover can maintain the consistency when the battery power and voltage is cut off by which the battery security problems can be avoided; The battery shell is made from pre-nickel plated steel plate, which keeps away from [...]

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