3 inch multifunctional rearview mirror with conventional inside rearview mirror function also has an electronic compass◎Display:3.0 inch◎Power:≤3W◎Power supply:DC 12 V◎Pixel:960(W)*RGB*240(H)◎Contrast:350:1◎PAL/NTSC compatible◎AV signal auto detect power on/off◎Auto switch when reversing◎2 video input◎Same size with original car rearview mirror. The cabinet and beautiful appearance, simple and convenient installationVehicle endoscope electronic compass, uses the entire solid state electronic components, made of imported precision magnetic field sensor MR integrated IC, earth magnetic field strength can be converted to electrical signals by the CPU, after identification, to determine the direction and position of.Electronic compass main display the current vehicle driving direction, the view with maps of the habit, which is north to south, West to East, East, South, West, north, respectively E, SE, NE, S, W, SW, NW, N says.Notice of the use of electronic compass1, the vehicle on the downhill or by roll time indication will temporarily not accurate because of the built-in graphic electronic compass, after into the ground , automatically restores the correct instructions.2, please do not placed a strong magnetic near in the rear-view mirror .
