UNI-T UT15CSPECIFICATION:Voltage LED Steps (AC/D):- 12 V (between 0 to 12 V LED will illuminate)- 24 V (between 19 V +/- 2 V LED will illuminate)- 50 V (between 48 V +/- 6 V LED will illuminate)- 120 V (between 110 V +/- 20 V LED will illuminate)- 230 V (between 200 V +/- 20 V LED will illuminate)- 400 V (between 340 V +/- 30 V LED will illuminate)- 690 V (between 520 V +/- 30 V LED will illuminate)Continuity test: Range 0 to 100 kOhm. The continuity LED will illuminate and buzzer will soundPhase Rotation Test: 50Hz to 60HzRange Selection: AutomaticPolarity Detection: Positive & NegativeLow Battery Display: Short circuit two leads, LED and beeper do not on that means the battery is lowTorch: YesSingle Lead (L2) Voltage Detection: It is intended only as a quick check. 100V to 690V, 50Hz to 400HzShort Circuit Detection: YesGENERAL CHARACTERISTICS:Power: 2x 1.5 V battery (AAA)LCD display (AC/DC): 24V to 690V (+/- 3%+5)Product Net Weight: 210 gProduct size: 275 x 51 x 30 mm