Capacity: Often ranges from several hundred watt-hours (Wh) to over 2000 Wh.

AC Output: Usually includes multiple AC wall-style outlets to power small home or camping appliances.

USB Ports: Typically equipped with several USB-A and USB-C ports for charging personal devices like phones, tablets, and laptops.

DC/Car Socket: Often includes 12V DC ports or a vehicle-style cigarette-lighter socket for specialized equipment.

Charging: These units are generally rechargeable via a standard AC wall outlet, solar panels, or a vehicle’s 12V port.

Safety Features: Modern units standardly include a Battery Management System (BMS) for protection against short circuits, overloads, overheating, and overvoltage.