How to shoot Canon time-lapse photography?

1, the video consists of many images. For example, 30 frames per second consist of 30 images.

2, according to the delayed recording mode (for example, recording 2 images per second), and then playing the video at normal speed, the picture speed is accelerated by (30 ÷ 2) 15 times.

3, shooting time-lapse photography video, should use a tripod, and the battery should be fully charged.