Cobra INTELLILINK XRS R7 Operating Instructions Manual page 34

Your Detector
EMERGENCY
EV
ROAD HAZARD
RH
RAILROAD
RR
WARNING
CAR VOLTAGE
LOW
30 English
Detection Alerts
Emergency Vehicle Alerts
Emergency vehicle alerts are indicated by "EV" and the
label "EMERGENCY."
Road Hazard Alerts
Road Hazard alerts show "RH" and "ROAD HAZARD."
Railroad Alerts
Railroad alerts generate "RR" and "RAILROAD."
Low Car Voltage Alert
The detector emits a car battery low alert when voltage
drops below 11.9 volts. The detector enters SmartPower
mode to avoid further battery draining. Factory setting is
Car Battery Low Off.