Widely used: 3.7V ion type can be widely used in, such as LEDs, portable devices, power tools, mini USB fans, s
Long service life: The ion can be placed up to 1200 times due to its higher storage and longer service life, which is eco-friendly. It can be fully charged even after 1 year and the
High: 4200 mAh, 3.7 V with large ion rating.
Safety: reverse polarity protection, overload protection, overcurrent protection, overvoltage protection, short circuit protection, over-temperature protection to prevent damage to equipment
Widely used: 3.7V ion type can be widely used in, such as LEDs, portable devices, power tools, mini USB fans, s
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