Rechargeable Lead-Acid Battery: This 12V 75Ah AGM battery delivers 300-1500 cycles and supports 30%-100% DOD. Max Charge Current: 15A, Max Discharge Current: 225A. Note: Use only with a charger that matches battery parameters. Not for engine starting AGM Technology, Maintenance-Free: Advanced AGM design ensures stable performance with optimized electrolyte management and lower internal resistance. Fully sealed and shock-resistant—no leaks, no maintenance, just plug and power Low-Temperature Protection: Our AGM deep cycle battery is built to perform in harsh environments from -4°F to 140°F. It automatically stops discharging below 5°F and charging below 14°F, ensuring secure and stable performance—even in extreme weather