Recommendation (but do your own research)
https://www.bmstechnologies.co.uk/product/victron-energy-phoenix-inverter-12v-500va-ve-direct-iec-pin121501100/
https://www.bmstechnologies.co.uk/product/victron-energy-lithium-superpack-128v-100ah-m8-high-current-bat512110710/
https://www.bmstechnologies.co.uk/product/victron-energy-orion-tr-smart-12-12-30a-360w-non-isolated-dc-dc-charger-ori121236140/
Associated cable, fuses and socket/s etc. will also be required for the install
I run that setup in an auto locksmith van but use a Victron Energy Phoenix Inverter Compact 12 volt/1600 watt