Shortest dead zones in the world: 0.8m (2.7ft) meet FTTH measurements key indicators, 10 seconds to start time boot immediately measurement, easy to operate, no operating experience can also use the automatic mode, one-touch operation, do notneed to worry about the measurement setup, the standard program mode, in accordance with the the default measurement procedures, one-touch running light detection and alarm function (protection), high-brightness display 8.4 “LCD, light weight, compact, sturdy, weighs only 2.8KG