Portable AC EV Charger 3500W 3.5kWh LiFePO4 Trolley Case Emergency Power Station This portable mobile energy storage power supply packages a 3.5kWh LiFePO4 battery and a 3500W inverter into a trolley case housing. It delivers 229V no-load and 216V full-load AC output, peaks at 7000W for motor start-up loads, and protects itself automatically once the load exceeds 3700W. Weighing 39kg with a retractable handle and wheels, one person can roll it into any service bay, parking