1 Section 32650/32700 Lithium-Ion Battery Support Bracket made of flame retardant ABS PC materials‚ with high-temperature resistance and crack resistance. There are slots on the edge of the holder that can be combined to create a battery pack of many different sizes and shapes; after welding nickel tabs‚ the pack can pass vibration testing without using any other connecting device that makes your battery pack Solid and Reliable.