Asus Gaming Monitor, TUF Gaming Series 5, 23.8 inches, FHD (1920 x 1080) resolution, FAST IPS technology with 240Hz, 0.3ms response time, and 99% sRGB, InfinityEdge model VG249QM5A-J It has special settings that you can customize for aiming and you can put a timer on the side. Price: 300