USB Power Port Ready retractable USB charge USB cable wired specifically for the Logitech Harmony 900 and uses TipExchange
Logitech Harmony 900 Touch Screen Universal Remote Control With Bettery no base See pictures for condition Tested working / no charging base Check out for Sale in Covina, CA - OfferUp
Complete Logitech Harmony 900 Universal Remote Control Kit for Sale in Anaheim, CA - OfferUp
Logitech Harmony 900 Remote - No Charging Base Nor Charging Cable | eBay
Harmony Software
Classic Straight USB Cable suitable for the Logitech Harmony 900 with Power Hot Sync and Charge Capabilities - Walmart.com
Amazon.com: Synergy Digital Remote Control Battery, Works with Logitech Harmony 900 Pro Remote Control, (Li-Ion, 3.7V, 950 mAh) Ultra High Capacity Battery : Health & Household