Amazon.com: Logitech Li-ion Battery for Harmony Remote ONE 880 890 720 : Electronics
6V Ac/Dc Adapter Compatible With Verilux Cleanwave Wand-(Vh01ww4) Uvc Vh01 Vh01-Bc-Rev2 Vh01-Ht-Rev3 Model Ps06b-0600700U Ps068-0600700U P/N: 00950-8000 6Vdc Power Supply Battery Charger - Newegg.com
Amazon.com: Logitech Li-ion Battery for Harmony Remote ONE 880 890 720 : Electronics
Harmony Remote Batteries
Buy Batmax 3.7V 950mAh R-IG7 Battery for Logitech Harmony One 900 720 850 880 885 890 Pro H880 Universal Remote Online at Low Prices in India - Amazon.in
LOGITECH Harmony One R-IY17 Universal Remote Control & Charging Base Tested | eBay