2" 52mm Car Auto Air Fuel Ratio AFR Meter 10~20 LED Display Black Face 12V

2" 52mm Car Auto Air Fuel Ratio AFR Meter 10~20 LED Display Black Face 12V

Specification:
Model Number: B45254
Product Name: 2" 52mm Air Fuel Ratio
Material: Aluminum
Housing : Silver
Face : Black
Bezel :Chrome
Voltage: 12V
Diameter Size: 2" (52mm)
Reading range: 10-20
Style: Red Pointer Readout

Features:
-2" (52mm) diameter .
-Black dial face when ignition is off.
-10 colors backlights can be selected, and it can memory the setting in the both daytime and night mode.
-Brightness can be selected in 6 different levels, and it can memory the setting in the both daytime and night mode.
-3 buzzer types can be selected.
-4 buzzer levels can be selected.
-5 different open ceremonies can be selected.
-A warning value (arbitrary) can be set and the warning buzzer can be selected from three variations or turn off.
-Data obtained during driving (peak value and warning value) can be stored up, and the peak value can be reviewed and cleared.
-Flat glass,high-definition scale and long,narrow pointer provides accurate indication and high visibility.
-Brushless stepping motor is used to enable a smooth, instantaneous response to high performance sport driving.

Common Button Operation:
1.There is a button in the backside of the .They are used to review and clear peak value,change the colors, adjust the brightness, choose the buzzer, set the warning etc.
2.Short press to switch between different functions settings,long press until buzzer sounds, then enter the setting mode.It will return to normal status when the button is released after 5 seconds.

Wire Connecting :
White wire : To 12V wire when ignition on
Red wire :To 12V wire
Yellow wire : To 12V wire when small lamp on
Black wire : To ground

Package includes:
1 x Air Fuel Ratio
1x Mount Bracket Cup
1 x Meter Wire
1 x Supply Wire
1 x Signal Wire
1 x Double Sided Tape
2 x Buffer
1 x English Manual

Note:
● The product is designed for use on 12v vehicles.Do not install this product on vehicles with 24v systems.
● Do not perform installation of this product immediately after the engine has been switched off. The engine and exhaust system are extremely hot at this time and can cause burns if touched.
● The LED display of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.
● Please allow 0.5-1 inch difference due to manual measurement.(1inch=2.54cm)
● Instructions Is Included.Professional Installation Is Highly Recommended!!If you want to know how to use or install it,please by Email.We will provide help as much as possible.









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