Recent legislation has now placed the onus firmly on businesses to enforce a strict no-smoking policy within areas of their premises and the Lifesaver “No Smoking” Alarm is a highly effective deterrent that will clearly display your strong commitment to legislative compliance.Lifesaver “No Smoking” Alarm technology is based on advance photoelectric design and is highly sensitive to detect cigarette, cigar, and pipe tobacco smoke at an early stage. It warns by emitting a buzzer and flashing red light. The in-built relay allows remote monitoring and alerts you during an alarm. The No Smoking Alarm is battery operated for easy installation and has 3 selectable sensitivity settings. This product is suitable for public toilets, schools, restaurants and common areas. - PSA Products