Sand Traffiic Signal / Traffic Signal

You often see and wait the traffic lights signal when you live in this time.
Sometimes, it's really bored. You just waste your time in front of crosswalk.
There are no fun, and no effective signal for affordance with out counting number.
Someone who want to know the waiting time with diffrent experience,
will be glad with The Sand Traffic Signal that we suggest.
The Sand Traffic Signal is motivated the sandglass.
The pedestrians can see sandglass expression way on the signal lights.
That will gives fun for user and they don't need to wating the green signal forever.