Solo 365 smoke detector testerSolo 365 001 Electronic Smoke Detector Tester The Solo 365 001 represents the new standard for the functional testing of smoke detectors. Positioned as a significant electronic upgrade from the traditional Solo 330 dispenser, it offers a more efficient, "on demand" smoke solution for engineers who focus primarily on smoke detection. While it sits below the Testifire XTR2 range (which offers combined Smoke, Heat, and CO testing in a single head), the