Amazon.com: Synergy Digital Vacuum Cleaner Battery, Compatible with Philips PowerPro Aqua FC6409 Vacuum Cleaner, (Li-ion, 25.2V, 2000mAh) Ultra High Capacity, Replacement for Philips 69-2008-009-211 Battery : Home & Kitchen
Philips PowerPro Aqua 3-in-1 FC6409 stick vacuum cleaner - YouTube