3.5 Inch Head Up Display for Car,A2 OBD2/EUOBD Speedometer Alarm,Heads-Up Display Heads Up Display Hud

Dial wheel use method:

Dial wheel, used for setting, you can dial up, dial down or vertical press to set related parameters.
(When dial wheel in the left)
Long Vertical press:press for 5 seconds,enter into setting mode.
There're 6 items to set.After adjustment,Long Vertical press for 5 seconds to save your setting and exsit.
Short Vertical press:in turn display 6 items setting,they are speed,speeding warning,brightness,speed unit,
the voltage of hud anto power off and read mode.
Short Dial Up:Increase the parameter value when in setting mode
Short Dial Down:Reduce parameter values when in setting mode

HUD Setting

Let's take rpm unit switch setting for example.

a.Long vertical press the dial wheel for 5 seconds enter into setting mode.
b.Dial up and down to select setting item,there're 6 items for setting( you'll see the lights on at the
bottom.“1” is speed，“2” is speeding warning，“3” is another speeding value warning,“4” is
brightness adjustment，“5” speed unit switch.，“6” is factory reset. )
c.So we just choose the “5” item speed unit item,then dial up and down the dial wheel,adjust your right
speed unit value.
d.Long vertical press the dial wheel for 5 seconds to save and exist.

Product Parameters:

Work Voltage: DC8-18-24V
Work Current: 40mA
Static Current: 15mA
Electronic com-pass accuracy: ±1°
Speed range:0-400KM
Item size: 90x54x12mm
Item weight: 40g

Package Includes:

1 x A2 HUD
1 x Cigarette Lighter connect Cable
1 x Reflecting Film
1 x Anti-slip Pad
1 x English User Manual