Solarmax 300ah Lithium Battery

Nominal Voltage: 12.8V (Operates in a window between 10.0V fully empty and 14.6V fully charged).Rated Capacity: 300 Amp-hours (Ah).Total Usable Energy: 3,840 Wh (3.84 kWh).Lifespan: 4,000 to 6,000+ deep cycles at 80%–100% Depth of Discharge (DoD), meaning it lasts 10 to 15 years with daily use.Self-Discharge Rate: Less than 3% per month (can sit unused for months without losing structural integrity