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Model 212-6LW is a 6 volt system that will project
an adequate signal for up to sixty days on 4 D-Cell Alkaline Batteries
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Model 212-3LW is a 3 volt system that can operate on
two to four D-Cell batteries. It will project an adequate signal
for over 60 days on two D-Cell Alkaline Batteries and over 120 days
with four D-Cell Alkaline Batteries |