Palmer Pro MCT DMX, Cable Tester, Tests 3-pin and 5-pin DMX cables for continuity, Also suitable to test 3-pin XLR microphone cables, Automatic test or manual pin selection, LED display, Power supply: 2 X AA batteries (not included), Dimensions: 240 x 48 x 53 mm, Weight: 0.7 kg, Incl. Mounting bracket