14.8v 2200mah 18650 Li-ion Battery Replacement For Philips Robotics Vacuum Cleaner Fc8820 Fc8810 - Vacuum Cleaner Parts - AliExpress
New Battery for Philips FC8603 FC8700 FC8705 FC8710 Robot Vacuum Cleaner Sweeper Li Ion Rechargeable Replacement 12V|Rechargeable Batteries| - AliExpress