Wireless device in pair?
I want to buy or make a wireless device that works in pair. When they are near or in range it should be ON and when they are out of range its should be OFF.
I want to installed wireless security to my car. I will install 1 piece in my car and the other one will be in my pocket like keychain. I hope i have explain properly what i want.
Sorry for bad english.
- MarvinatorLv 74 weeks ago
This does not make sense. If you are out of range of your car, the device should turn off? You want security only when you are near it?