Canon EOS-1D X Mark III DSLR Camera (Body Only) - Manual (Page 410)

Selecting the Drive Mode
1.
Press the < > button ( ).
2.
Select the drive mode.
While looking at the top LCD panel or viewfinder, turn the < > dial.
[ ] Single shooting
When you hold down the shutter button completely, only one shot will be taken.
[ ( )] High-speed continuous shooting
When you hold down the shutter button completely, you can shoot continuously at max.
approx. 16 shots/sec. (Live View shooting: 20 shots/sec.) while you keep holding it
down, using LP-E19 or using DR-E19 and AC-E19.
[ ] Medium-speed continuous shooting
When you hold down the shutter button completely, you can shoot continuously at max.
approx. 10 shots/sec. (Live View shooting with [ : Shutter mode] set to
[Mechanical]: 8.0 shots/sec.) while you keep holding it down.
410