RFID, not gps. Very different tech.
GPS tracking requires a complex math formula, which requires a processor, which requires a battery.
RFID can be passive and powered (briefly) by the receiver - such as a door reader.
RFID, not gps. Very different tech.
GPS tracking requires a complex math formula, which requires a processor, which requires a battery.
RFID can be passive and powered (briefly) by the receiver - such as a door reader.
(post is archived)