[MATERIAL] - The battery holder is made of ABS plastic, which can withstand high drops, strong support, easy to dissipate heat, convenient combination, fixed specifications, and free combination
[FEATURE] - Suitable for DIY combination of import batteries, can hold 21700 Lithium Battery, the unique design and smart solid frame can be an excellent protector for your lithium ion battery pack
[ADVANTAGE] - With card slot at edge, any size can joining together, match up firm, with strong, and no need for other device connected by vibration test
[APPLICATION] - With professional battery holder to replace the traditional general adhesive, which would brings convenient combination and more firm connection, as well as brings convenient maintenance of the battery, its the best choice of the battery combination