Battery Level Critical Home›Forums›Sat Nav›Battery Level Critical This topic contains 0 replies, has 1 voice, and was last updated by Bungy 2 years, 9 months ago. Log In Register Lost Password Viewing 1 post (of 1 total) Author Posts 28 March 2016 at 6:22 pm #463 BungyParticipant Even though fully charged and plugged in, I get a warning “Battery Level Critical” after 1 -2 hours use. Turn Falcon Navigator off and and device shows that it is charging. It almost seems as if Navigator is using more current than can be supplied. Author Posts Log In Register Lost Password Viewing 1 post (of 1 total) You must be logged in to reply to this topic.