Long electrical diodes

Light electronic diodes

Light emitting diodes

Limited electrical data

Oxygen gas

Nitrogen gas

Argon gas

Hydrogen gas

Front side

Pilot lamp

Side of vehicle

Rear side

Prevent accident while turning left and right

Provide effective illumination

Indicate the vehicle behind

Provide enough visibility

Provide interior illumination

Highlight the blind spot during bend

Indicate traffic behind vehicle

Provide enough visibility to driver