Kastar 4-Pack Battery and AC Wall Charger Replacement for Logitech Harmony 785 Harmony 880 Harmony 880 Pro Harmony 880 Remote Harmony 885 Harmony 885 Remote Harmony 890 Harmony 890 Pro Harmony 890 - Walmart.com
Rechargeable Battery for Logitech Harmony 785, 850, 880, 880 Pro Remote Control | eBay
Logitech HARMONY 785 Remote Control Battery BB-091667 - batterykings.com
1000mAh High Capacity Replacement R-IG7 NTA2340 Battery for Logitech Harmony 720 785 850 880 885 890 900 & One Advanced Remote Controls 190304-2000 F12440023 - Newegg.com
Amazon.com: Synergy Digital Remote Control Battery, Compatible with Logitech Harmony One Remote Control, (Li-Ion, 3.7V, 950 mAh) Ultra High Capacity Battery : Electronics
Kastar 1-Pack Battery and AC Wall Charger Replacement for Logitech Harmony 785 Harmony 880 Harmony 880 Pro Harmony 880 Remote Harmony 885 Harmony 885 Remote Harmony 890 Harmony 890 Pro Harmony 890 - Walmart.com