The Bluetti AC300 modular battery is now on sale in Canada. The device is already available in other countries, offering up to 12,288 Wh capacity with optional add-ons. You can charge the device via a wall outlet or using solar panels. The generator has multiple outlets, such as a 100 W USB-C port and two 15 W wireless charging pads.
https://www.notebookcheck.net/Bluetti-AC300-modular-battery-has-optional-solar-panel-charging.621518.0.html