Compatible with the battery part numbers:190304-2000, R-IG7, F12440023, K43D, M36B, M41B. Fit to the device models:Logitech Harmony 880 Remote, Harmony 885 Remote, Harmony 890 Remote, Harmony 720 Remote, Harmony One, Harmony 720 Pro, Harmony 880 Pro, Harmony 890 Pro, Harmony 900 Remote, Harmony 900 Pro.
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