Nexa nexa wsa-102 wireless smoke detector 2-pak 7330545132199 equals n a

Much easy to program with self-learning function. Connect up to 6 smoke detectors. Signal by low battery. Test button to service past, the laws alarm pause function, set smoke detector temporarily on silent under f.Example. Cooking delivered with screw past, the laws plug to mounting. Instructions on swedish, norwegian, finnish past, the laws english certified in under to one 14604:2005