Amazon.com: Cameron Sino This Battery fits Logitech Harmony 950 915-000260 Elite 915-000257 Replacement and Spare and is Compatible with Logitech 533-000128 623158 : Electronics
Getting Better Battery Life with the Logitech Harmony Elite/950 - YouTube
Known bug on 950/Elite? Charge indicator doesn't update after charging. : r/logitechharmony