1000FLT The Fluke 1000FLT offers 5 essential lighting tests: Lamp test: test bulb without removing from fixture. Ballast test: easily determine if ballast is working. Non-contact voltage: quickly check for voltage presence. Pin continuity test: tests if filaments have continuity. Ballast-type test: determine if ballast is electronic or magnetic without taking fixture apart - identify energy wasting ballasts. Operating temperature: -10C to +50C. Safety rating: IEC 61010-1, pollution degree 2. Size: 21.5 x 3.0 x 6.5cm.