

This is a replacement lithium-ion battery for compatible Delta Series dog collars. It is a spare part, not a collar: it restores a collar that has stopped holding charge. Owners rate it highly for fitting and working like the original. Buy it only if your collar is a Delta Series model and the battery is the part that has failed.
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Owners rate it 4.7 out of 5 across 20 ratings. The feedback centers on it fitting and working as a straight replacement.
Replacement battery for your compatible Delta Series dog collar.