Namely I would lile to syupply my 294MM camera directly from a 12V battery and I would like to know the correct size of the connector. Thanks
5.5mm x 2.1mm 12V 5A
E.g. https://www.amazon.com/Fancasee-Replacement-Degree-Pigtail-Supply/dp/B0851CBH87/ref=sr_1_4?gclid=CjwKCAjw_MqgBhAGEiwAnYOAehklFtoccOYst9d0xnL549DsB_ZYHw_o1IlRqZi6Z6p2TFL_D-p0ExoCNlEQAvD_BwE&hvadid=557480076158&hvdev=c&hvlocphy=1020859&hvnetw=g&hvqmt=b&hvrand=7989732191919880057&hvtargid=kwd-297555688551&hydadcr=17979_13446689&keywords=5.5mm+x+2.1mm+dc+power&qid=1678980816&sr=8-4
Yep, 55*21. ckoos is correct.