◆Speedometer
Digital and analog can be switched.

◆『Speed indicator light』
Equipped with three lamps located above the driver's seat of a large truck.
The lighting pattern changes according to the speed.
○○○ When stopped
○○● 0km/h or more
●○● 40km/h or more
●●● 60km/h or more

◆"Speed warning sound"
When a certain speed is reached, a warning sound will sound.

◆“20 consecutive LED markers”
Markers and lighting patterns can be changed.

━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・
*Please turn on GPS before starting.
━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・

There is a sibling app.

Truck Taro: Speed indicator light
Truck Jiro: Deco truck message board (truck bed)
Truck Saburo
Truck Hachiro: This app (deco truck speedometer with speed indicator light)

━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・
This app uses sounds from the following sites.
"Free sound effect material Jellyfish craftsman"
http://www.kurage-kosho.info
"Pocket Sound"
http://pocket-se.info/
"Sound Effects Lab"
http://soundeffect-lab.info
━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・━・
The developer of this app has been certified by an Android official developer as a developer of safe and secure apps. https://androider.jp/developer/0a50a204c37aa8cb09436a5950c05821/