Before revision: However, TechnologyCatalyst repeated the test and found that the Garmin operated normally for over 17 hours on ordinary AA batteries, suggesting that the report by UL used sloppy test design .
After revision: However, TechnologyCatalyst repeated the test and found that the Garmin operated normally for over 17 hours displayed a notification that the backlight could not be turned on due to low voltage after an hour or so on ordinary AA batteries, but then the GPS .