Vintage camcorder job lot working Sony / hitachi

Vintage camcorder job lot , not used in a long time but all lighting up , all 4 have their batteries and chargers , 2 camera bags included, There are Sony - DCR-DVD306E Hitachi DZ500E Hitachi DZBX37E Hitachi Dz-GX5020 They all light up , some have internal hdd’s I noticed the Sony one when wall plugged worked perfectly but battery is weak and only last a few seconds if not wall plugged, ( probably needs changing ) Sold as seen , all of them have their batteries detachable standard power cord which is continental plug but I can include a eu to uk plug adaptor .