Self-heating: With built-in auto-heating, you can use the batteries safely in temperatures as low as -4°F.

Stackable and Expandable: Available in two sizes, both 2 and 5kWh stack up to 3 for a capacity of up to 15kWh.

Safety First: Hot-swap enabled.

Advanced BMS Protection Power Kits Battery Management System protects against:

• Single-cell over-voltage protection
• Single-cell under-voltage protection
• Discharging over-current protection
• Discharging overheat protection
• Discharging low-temperature protection
• Charging over-current protection 
• Charging overheat protection
• Charging low-temperature protection