Heyiarbeit 10Pcs 4x5 Tandem 21700 Lithium Battery Holder Cell Spacer Bracket for DIY Battery Pack Hole Dia 21.7mm/0.85"

Heyiarbeit 21700 Lithium Battery Holder Bracket Description 1.The 21700 battery holder is a necessary support for the battery; it can withstand the damage caused by falling; with high strength support; convenient heat dissipation;convenient combination; fixed specifications and free combination 2.Can accommodate 21700 battery, free combination; unique design and firm frame; can provide good protection for the battery 3.There is a card slot on the edge of the battery box; which can be freely combined to meet your needs 4.The battery box has good flexibility; easy to assemble but more solid 5.The battery box is made of plastic; which is more compact and lighter and easy to store Technical parameter Series Mode:4x5 21700 Cell Spacer Fit For:21700 battery Material: ABS Color: Black Package Contents 10xPcs 21700 Lithium Battery Holder Bracket