... .5 / 1 / 2 / 6 / 12 dB (or user-adjustable),step 0 is lockedFine gain4 dB, continuously variable in 40 ... / resolution116 mm x 87 mm, 4.6" x 3.4" (W x H)320 x 240 pixelsA-scan size / resolution116 ... Croatian, Hungarian, Russian, Polish, Slovakian, JapaneseWeight2.2 kg, 4.9 lbs., including batteriesSize177 mm x 255 mm x 100 mm ... , 7.0" x 10" x 3.9" (H x W x D) universal ultrasonic flaw detector