Sangean FATBOX User Manual page 7

4. Close the battery cover and fasten the fixture by turning
clockwise.
If the radio is not to be used for any extended period of time, it is
recommended that the batteries are removed from the radio.
Reduced power, distortion and a " stuttering sound " or low battery
sign is flashing on the display are all signs that the batteries
need replacing or recharging ( see below Charging the batteries ).
GB
6