there are batteries you can charge up at home and recharge with. You can keep it in boot or home. its fairly heavy and only gives a % of your charge; maybe 20% or so i think, and they are fairly expensive. Can be charged from a home 13 amp plug.
Current Car: Hyundai Kona Premium EV...2 way 40kg hoist
Last Car: Toyota C-HR Excel Hybrid...4 way 80kg hoist