Ei Electronics Ei650 10-Year Smoke Alarm, White, Pack of 1, white, Ei650 1er set, 3 voltsV

Ei Electronics Ei650 10-Year Smoke Alarm, White, Pack of 1, white, Ei650 1er set, 3 voltsV

Ei Electronics Ei630W Wireless Surface-mounted Fixed temperature heat detector (Ei630W-3XD)

deleyCON 2x Magnetic Smoke Detector Mount Magnetic Attachment Smoke Detector Self-Adhesive Magnetic Fixture Adhesive Surface Diameter 65mm