User's Manual

6 | P a g e
4 Product Description of FOBO Ultra
4.1 In-Car Unit
The functions of three action buttons are to correspond with the instruction that
appears on the screen.
NOTE: Excessive frequent pressing on the buttons will drain the In-Car unit
battery.
Status indicator - LED will blink to show Bluetooth pairing mode or
battery low status
Alert buzzer - buzzer to alert when there is problem with tire
AA batteries - In-car unit/Repeater operates with 5AA size
batteries.
The FOBO Ultra In-Car unit/Repeater is a complex device that performs multiple
functions. Due to the shielding effect of the vehicle chassis, some drivers may face
difficulty in receiving the tire sensor signals on their smartphone when sitting inside
the cab. This problem may be further aggravated when the driver places the
smartphone in positions that are not optimal such as trouser pocket or waist pouch.
Antenna
Action Buttons
Battery cover