DVI Cable
StarTech.com USB C to DVI Adapter - Thunderbolt 3 Compatible - 1920x1200 - USB-C to DVI Adapter for USB-C devices such as your 2018 iPad Pro - DVI-I C
Antonline
StarTech.com USB C to DVI Adapter - Thunderbolt 3 Compatible - 1920x1200 - USB-C to DVI Adapter for USB-C devices such as your 2018 iPad Pro - DVI-I C
Adorama
StarTech USB-C to DVI Adapter, Black