1. Longest Runtime : Powers a refrigerator for up to 70 hours - 17 hours (32.6%) longer than the industry average for 3-4kWh portable power stations. 2. Powers Most Home Appliances: Delivers 3,600W of continuous output and 7,200W of surge power . 3. Compact Yet Powerful: The smallest and lightest portable power station in its class with 3-4kWh capacity and 3,600W output. 4. 4-12 kWh Expandable Capacity: Compatible with EcoFlow DELTA Pro 3 Smart Extra Battery and EcoFlow DELTA 3 Max Plus (2,048 Wh) Smart Extra Battery. 5. UPS Backup with