3S 12.6V 11.1V 40A 80A 21700 Battery Pack 3 Series Solderless Battery Pack 12V Battery Pack Protection Board BMS 3S 21700 Battery Packs Powr Wall Power Bank DIY Case Storage Box 40A 80A Balancer Charging Board For UPS/E-bike Uninterruptible Power Supply

High temperature resistance, excellent structure, helpful for heat dissipation during battery use. The battery box comes with a built-in fuse for safe use. Choose to use a double-sided battery box independently, effectively reducing volume and increasing capacity. Multiple protection boards to choose from, with powerful functions to reduce worries and ensure consistent flushing and placement. Welding free design, simple and fast assembly, only requires batteries, no welding required. 3S21700 welding free design. 12.6V 40A80A maximum output. High temperature resistant battery box. Comes with insurance. Double sided battery. Multiple BMS balance options available. 1