What is the Buffer mode? Category : Setup / Operation Recording in Buffer mode can greatly save up storage space as the files are not recorded on the internal storage.Videos recorded in Buffer mode will have four lengths: 30/60/90/120 seconds respectively. Is the answer helpful? Related With an IP67 rating for dust-and-water-resistance, can the DrivePro Body be used underwater? How does the “Bluetooth wakeup” function work? What is the Stealth mode? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started