Philips certified lithium-ion battery 25.2 V for Cordless Vacuum Cleaner 5000 Series Replaceable battery lasts up to 60min in Eco, 15 in Turbo(1). On one charge cleans more than 195 m2 in Eco mode and more than 70 m2 in Turbo mode(2). Want to keep cleaning without re-charging? Thanks to the replaceacable battery you can swap in extra battery and continue vacuuming almost immediately. Compatible with XC5041, XC5043, XC5141, XC5142, XC5242, XC5243, XC5244