Main Features‎:‎Tests voltage‎,‎ current and resistanceSupport diode check and continuity testData hold and display back lightSafety rating up to CAT‎.‎ II 600VNon‎-contact AC voltage detection‎:‎ > 90V / AC‎,‎ LED flash warningSampling rate‎:‎ 3 times per secondPower supply‎:‎ 9V battery ‎(‎ not included ‎)‎ Brand‎:‎ MASTECH Model‎:‎ MS8233B Material‎:‎ Electronic Components Type‎:‎ Data Logger‎,‎Measuring instruments Primary functions‎:‎ MASTECH MS8233B digital multimeter Scope of application‎:‎ Agricultural‎,‎Home appliance‎,‎Industrial‎,‎Office 0.241 Package weight‎:‎ 0.277 kg Product size‎:‎ 14.50 x 7.30 x 4.50 cm / 5.71 x 2.87 x 1.77 inches Package size‎:‎ 16.50 x 11.50 x 6.00 cm / 6.5 x 4.53 x 2.36 inches Package Contents‎:‎ 1 x MS8233B Digital Multimeter‎,‎ 2 x Test Lead‎,‎ 1 x Chinese User Mnual