Other information:
Specification
Item
Specification
Power source
3 V
Operating temperature
-22 - 167°F (-30 - 75°C)
RF Modulation
FSK
LF Modulation
ASK
...
The rear parking assist system assists the driver during backward movement of
the vehicle by chiming if any object is sensed within a distance of 47 in. (120
cm) behind the vehicle.
This system is a supplemental system and it is not intended to nor does it replace
the need for extreme care ...