Getting Better Battery Life with the Logitech Harmony Elite/950 - YouTube
Logitech Harmony 1100 Battery Power Block Repair
Harmony Remote Batteries
Amazon.com: Empire Remote Control Battery, Works with Logitech HARMONY TOUCH Remote Control, (li-ion, 3.7V, 1100 mAh) Ultra High Capacity Battery : Health & Household
Amazon.com: Original Logitech Harmony Elite Replacement Battery : Electronics
HARMONY® ELITE | Manualzz
3.7V 1250mAh Battery for Logitech Harmony 950,Elite,915-000260 Remote Control | eBay