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? What is the maximum record length for the DrivePro Body 30 with Infrared LED on? Why can't the mobile phone connect to the DrivePro Body (DPB) with a Type-C interface using the USB-C to C cable? Technical Support If the answer can't help you, you can contact the Tech Support Department Get Started