Amazon.com: Replacement Battery Part No.1209, 533-000083, 533-000084 for Logitech 915-000198, Harmony Touch, Harmony Ultimate, Remote Control Battery : Electronics
Amazon.com: Youejoeq (2-Pack) logitech r-ig7 Battery Replacement for logitech Harmony one 900 850 880 885 890 Pro H880,fit Part no R-IG7 190304-0000 f12440023 : Electronics
Amazon.com: MPF Products High Capacity Extended 1000mAh R-IG7 Battery Replacement Compatible with Logitech Harmony 720, 850, 880, 885, 890 Pro, H880 & Harmony One Advanced Remotes 190304-2000 NTA2340 : Electronics