Best Buy: Lenmar Lithium-Ion Battery for Select Logitech Universal Remotes RCZ301LO
foone🏳️⚧️ on Twitter: "but if I pull out the battery and measure it with my multimeter, it says very clearly that it has 3.7volts https://t.co/pTOGvaKC3M" / X
NEW 533-000018, F12440097, L-LY11 Battery For Logitech G930 F540 MX R High Quality - AliExpress
Amazon.com: Logitech Li-ion Battery for Harmony Remote ONE 880 890 720 : Electronics
190304-2004 F12440071 M50A Battery for Logitech DiNovo Mini Y-RBG93
foone🏳️⚧️ on X: "and the battery does say it's supposed to be 3.7 volts So that's weird. I figure there's some problem with the contacts, or maybe the remote is just fried
Replacement Battery for Logitech Harmony One, 900, 720, 850, 880, 885, 900 PRo | eBay
Logitech Rechargeable Batteries for sale | eBay
Plantronics Spare battery for Calisto P620 (89305-01)
R-IG7 190304-2000 for 720 785 880 885 890 Remote Controls Battery 3.7V 930mAh Li-Ion Rechargeable Battery _ - AliExpress Mobile
Logitech 3.7V Li-ion Rechargeable 930mAh Battery - White (190304-2000)
Amazon.com: 2 Pack R-IG7 Battery for Logitech 720, 850, 880, 885, 890 Pro, H880, 900 and Harmony One Universal Remotes : Electronics
Logitech Harmony One Advanced Universal Remote [Review] | iPhone in Canada Blog