2 Pack Smart Lithium-Iron Phosphate Battery 12V 100Ah W/Self-Heating Function for RV, Solar, Marine, and Off-Grid Applications

This battery has a long lifespan of over 4000 cycles, supports self-heating, and includes a reliable BMS system.

• The description claims a lifespan of over 4000 cycles.
• The description claims a self-heating function starts when the core temperature drops below 41°F (5°C).
• The description claims a state-of-the-art BMS system provides protection against short circuits, overcharging, and over-temperature conditions.