eufy RoboVac Replacement Battery Pack*2, Compatible with X9 Pro barrier Extensive Coverage: Detects motion within

Extensive Coverage: Detects motion within a 100° radius and up to 9 metres away - more than enough to secure an entire room of your home

Compatible with RoboVac 11S Max

Compatible with X9 Pro

or a stranger

Motion-Triggered Alarm: HomeBase 3 wards off unwelcome guests using an integrated 100dB alarm siren which can be triggered by motion from connected eufy Security devices

eufy RoboVac Replacement Battery Pack*2, Compatible with X9 Pro barrier Extensive Coverage: Detects motion withinIncludes two 2600mAh Li ion battery; cleans up to 100 min per charge. Maintain your RoboVac's peak cleaning performance. Easy to install. Genuine eufy RoboVac accessory. 12 month warranty. Compatible with X9 Pro