Smoke Detector Tester, Battery Size Not Applicable, Features Silicone-Free Testing, Reaches Detectors Up to 20 ft, Includes (12) Smoke Centurion Aerosols, 15 ft Fiberglass Telescopic Pole, Carrying Bag, Product Type Starter Kit, For Detector Type Smoke Detector, For Use With Commercial Detectors, Residential Detectors, Manufacturer Warranty Length Limited Lifetime, Market Commercial, Residential, Overall Height 52 in, Overall Length 9 in, Overall Width 14 in, Standards UL Listed