Are you afraid that your child who spends a lot of time riding a motorcycle, such as Honda CBR 600 and you want to have a glimpse of where it currently resides, is an excellent way. You can mount your smartphone between the meter and the fairing.
Your smartphone must have the application installed CarTrack and it would be best if it is in some way connected to the power motorcycle. If not, you can simply use a battery with a larger capacity, or just every now and then recharge the battery.
However, it will be very effective, because smartphone running the app quickly turns off, but still enough for a few hours. Thanks so fitted to the device you will have access to the current position of the motorcycle and you will not be more worried where your child.