Sensible bit of kit. I fitted mine years ago, but I also made it switched as it can be a bit obtrusive in the dark.
Mine will actually go orange if I have everything switched on and in traffic for any amount of time.
Does the job
PS Just for others' information, I do have an old 250RS Honda and got a small gizmo off the evilbay that fits into a cigarette lighter socket and shows battery charge, air temp and has a USB port!
3 in 1 Car Thermometer Car Voltage Detection Table USB Port Charging Sale-Banggood.com