User's Manual

4
- Over 96 Hours on 2 Alkaline Batteries
The RTR-500DC takes advantage of our exclusive circuitry design to bring
over 96 operating hours worth of power on only 2 AAA alkaline batteries.
Energy efficiency is further enhanced with our Auto Power Off Function.
Note
- Battery Life varies according to type of battery, measuring environment, transmission
frequency, and ambient temperature. This estimate of
battery life was based on
normal use under normal conditions using a new batteries. This is in no way or
manner a guarantee of battery life.
- Auto Power Off Function
To save battery energy the RTR-500DC will automatically be turned off
when not in use for 3 minutes.
- Backlight Display for Viewing in Dark Places
The RTR-500DC comes equipped with a backlight display for easy viewing
even in hard to
see places. The light can be switched ON/OFF in the main
menu. If set to be ON, it will light up when operation begins and
automatically turn off when operation stops for a few seconds, saving
battery energy.
Note
- If an outside power source is being used, the back light function will normally be ON.