The Aico EI3000MRF SmartLink Interconnection Module is a brand new, hardwired device designed for home security systems. It features Wi-Fi connectivity for smart home integration and has a manufacturer warranty of 10 years. This white module weighs 10g and does not come with a battery included. Perfect for connecting smoke and gas detectors, this Aico SmartLink Module offers reliable protection and convenience for your home.
eBay