The Bluetti AC50S portable power station is currently discounted in Europe and the US, with up to €193 (~US$187) or US$100 off the regular retail price. The gadget has a 500 Wh battery and can be recharged via solar panels. Plus, the device has a maximum output of 300 W, with support for 45 W PD charging.https://www.notebookcheck.net/Bluetti-AC50S-portable-power-station-with-500-Wh-capacity-discounted.657140.0.html
Can I start a tractor, with this?