Electronic speedometers/odometers do work in both directions. The old cable driven speedometers/odometers ran backwards in while reverse.
It'd be rare for a bike to be sold with one, but it's real easy to buy and install a bicycle computer, which will have those functions and more.
derived from the motor vehicle instrument sector, which produced speedometers, tachometers, odometers, fuel level gauges, water temperature gauges, ammeters, oil pressure gauges,
They record in kilometers, yet distances on British road signs are prominently displayed in miles and car's speedometers read in miles per hour with km/h in small display just like the U.S.! As ironic as that sounds, it's a fact.
Assuming you live in the U.S.A., there is no government requirement for digital speedometers.
1
Yes
Most odometers are connected to the transmission, the cable may have worked free on the trans or behind the dash.Its could be a bad fuse. Try replacing the fuse first before moving onto more expensive fixes.
yes they do
Km/h
An odometer is a machine that displays distance travelled. Odometers can show any number of digits ans so any number of miles.
On older cars with turn dial odometers, yes you can. On newer cars with electronic odometers, no you cannot. It is considered illegal in some states to do this, and bad practice by all.