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T POWER 15V Charger for Litter Robot 2 , 3 by Whisker LR3 , LR3RE-1000 , Litter-Robot 3 Connect Litter Robot II Bubble Classic Litter Robot 2,3, III Open Air Automatic Self
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Litter Robot 3 non connect boards, very old on the left and modern on the right. Does anyone know what the 4th 4 pin connector was originally for ? : r/litterrobot
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