Introduction
The simplest way to try and solve any malfunctions of the radio is to first replace the batteries.
Tools
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            First, apply pressure with your thumb on the top of the battery cover. 
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            Next, pull down on the cover until it begins to slide. 
 
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            Finally, once the cover is completely off, pry up the old batteries with your finger or a strong, skinny tool (i.e. spudger). 
 
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                            Conclusion
                          
                          To reassemble your device, follow these instructions in reverse order.
One comment
We have 2 that we have not used in over a year. The back covers absolutely won’t come off - I assume the batteries corroded and formed a kind of cement. Any tips?
Kara -
What is the radius of these CBS
Boyd Ratley -