CRC 2.5 oz. Smoke Detector Tester Can is a convenient and safe solution designed to test the functionality of smoke detectors effectively. This smoke detector tester simulates smoke, helping to identify any obstructions or debris that might clog detector vents and prevent smoke from properly entering the sensing chamber. The aerosol spray can reach up to 6 feet away, allowing users to stand safely on the floor while performing tests. Its ease of use encourages regular testing, making it i for both commercial and residential applications. Model Number: 2105