The Duracell PowerSource 1800 is the ideal emergency backup power solution for the home or office. During a power outage, it automatically supplies emergency backup power for a small office and household appliances like a refrigerator, TV, lights or sump pump. In an emergency, the Duracell PowerSource 1800 switches seamlessly to its built-in battery and provides 1800 Watts of household power, supplying up to 12 hours of uninterrupted backup power for a small office, or up to 4 hours of run time for essential home appliances and electronics. Application: Emergency backup for home or office, Watts: 1,800, Power Supply: Combines sealed, 60Ah AGM battery with 1800 Watt inverter to convert 12V battery power to AC current, Includes: LED display