NOCO GC017 12-Volt Adapter Plug Socket With Battery Clamps (Amazon Affiliate)
US: https://www.amazon.com/NOCO-GC017-Adapter-Socket-Battery/dp/B00G8WLX78?keywords=noco+battery+clamps+GC017&qid=1637084883&sr=8-1&linkCode=sl1&tag=rickmakes-20&linkId=90b12aeef4a44027c3c60ff387a89e28&language=en_US&ref_=as_li_ss_tl