TES Lighting - The Ei141RC Ionisation Smoke Alarm is a mains powered alarm with a 9V Alkaline battery back-up and contains a proven long life Ionisation smoke chamber. Different alarms sensors work
Ei181 Low Voltage Ionisation Smoke Alarm • EI Electronics
Aico Ei161e Interlinked Ionisation Smoke Detector | The Safety Centre
Consumer NZ calls for removal of ionisation smoke alarms - Industrial Safety News Magazine
24/7 Fire Protection Ionisation Smoke Alarm with Hush
Ionisation Smoke Alarm: Why It Doesn't Comply with the New Legislation
Ionization vs. Photoelectric Smoke Alarms | HomesMSP | Real Estate Minneapolis