X-Sense Interconnected Smoke Detector 6-Pack for $133 w/ Prime + free shipping

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Setting up a whole house with interconnected alarms means every unit sounds off together, which saves you from running separate wiring or hoping everyone hears a beep from two floors away. This six-pack from Amazon runs $133, about $32 off the $165 list price, for Prime members. Deal ends October 8.  Buy Now at Amazon Features Interconnected alarms trigger simultaneously across your home Expandable system pairs with up to 18 compatible devices Sealed 10-year battery eliminates need for replacem