Material: The battery holder is made of PC+ABS material, and the positive and negative terminals are supported by pure copper M3 screws, which can effectively reduce the resistance. Support 5A(Max) high current.
Protective accessories: The two sides of the DIY battery storage case are with a protective shell with a mortise and tenon structure, which effectively prevents contact with conductive surfaces, and protects the device safely and reliably.
Flexible use: Each 21700 battery slot is equipped with a transparent plastic cover, which can better fix the battery. You can also splice infinitely according to your own electronic needs and give full play to your creativity
Widely Applications: It can be applied to DIY electronics according to your needs. You can also add your own circuit board to convert the battery box into a power bank. This battery holder case can unleash your creativity.
Warm tips：This product is suitable for DIY and does not include batteries. It's best to use a consumer 21700 flat head battery.
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