X-SenseRemote Controller with Replaceable Battery, Compatible with X-Sense Link+ Series Interconnected Alarms, Remote Testing, Locating and Mute Function, RC01

X-Sense Remote Controller with Replaceable Battery, Compatible with X-Sense Link+ Series Smoke Alarms, Carbon Monoxide Alarms and Heat Alarms, RC01 Pro

X-Sense Wi-Fi Heat Alarm with 7-Year Sealed Battery and Easy Setup, Compatible with the X-Sense Home Security App, SBS50 Base Station Required, XH02-M

X-Sense Wireless Interlinked Smoke Alarm Detector with Sealed 10-Year Battery, Interconnected Fire Alarm Conforms to EN 14604 Standard, SD19-W, Link+, 6-Pack