Smoke Sabre Hand Held Smoke Detector Tester 150mlSmoke Sabre Hand Held Smoke Detector Tester 150ml Smoke Sabre is a major step forward in the design of smoke detector testers. All other pressurized aerosol smoke alarm testers have the inherent drawback that, if misused, they leave harmful residue on the casing and or inside the chamber of the detector. This residue can discolour the detector plastic, can attract dust, affect sensitivity and, in some cases, lead to corrosion, cracking or even