SK-40 single station photoelectric smoke alarm is designed to sense smoke that comes into the smoke chamber. It uses a smoke detector ASIC and a low noise but high sense quality chamber which can reduce false alarm due to dust or fiber and so on accumulating. If there is a fire and the smoke concentration reaches the alarm trigger value, the detector gives an early warning of developing fires by its internal buzzer and indicator. It can provide precious time for you and your family to escape before a fire spreads.

• easy installation;
• low cost, high performance;
• 5-year limited warranty;
• reliable early warning of a fire condition;
• 9V battery operated.

You can find the product by unique code: SK-40.