The Spacer Holder for 18650 Battery 3 Cell Holder a cylindrical battery spacer, made by flame retardant ABS PC materials, with high-temperature resistance and crack resistance. There are slots on the edge of the holder, can be combined into many different sizes and shapes of the battery pack; after welding nickel tabs, the pack can pass vibration test without any other connecting device. Making your battery pack Solid and Reliable. Package Includes : 1 x Spacer Holder for 18650 Battery 3 Cell Holder
