Inside diameter: 2.1MM; outside diameter: 5.5MM
The ultra bright 2200nit monitor FEELWORLD FW279, FW279S, LUT7, LUT7S, P7, P7S use the 12V 3A power adapter to power on.
This is the 12V 3A power adapter link:
EU standard: https://feelworld.ltd/collections/accessories/products/feelworld-dc-12v-3a-supply-home-power-adapter-for-feelworld-fw279-fw279s-only-for-european-standard
US standard: https://feelworld.ltd/collections/accessories/products/feelworld-dc-12v-3a-switching-power-supply-home-power-adapter-for-100v-240v-ac-50-60hz
The ultra bright 2200nit monitor FEELWORLD FW279, FW279S, LUT7, LUT7S, P7, P7S use the 12V 3A power adapter to power on.
This is the 12V 3A power adapter link:
EU standard: https://feelworld.ltd/collections/accessories/products/feelworld-dc-12v-3a-supply-home-power-adapter-for-feelworld-fw279-fw279s-only-for-european-standard
US standard: https://feelworld.ltd/collections/accessories/products/feelworld-dc-12v-3a-switching-power-supply-home-power-adapter-for-100v-240v-ac-50-60hz