Functions:Display: 1999 countsDiode CheckContinuity CheckAuto range and manual rangeData HoldMAX value measurementBack lightCheck Net Cables: T568A、 T568B、 10Base-TPhone Check: Identify the state in the working telephone line; Busy、 ringing or clear.Tone: Judge continuity of the cables or wires.Track the cables or wires、 and diagnose the break point.Net Cable Check : Test for open circuits、 shorts、 miswires、 reversals、 split pairs and LCD display the test result.Shield detection tests a cables shield integrityEasy to read fault display and high speed testing.Debug mode for detailed fault identification results.Low Battery indicationAuto power offNone Contact Voltage DetectSpecifications:DC Voltage: 200mV/2V/20V/600V ?Ħ(0.5%rdg+5dgt)AC Voltage: 200mV/2V/20V/600V ?Ħ(0.8%rdg+5dgt)DC Current: 200uA/2000uA/20mA/200mA ?Ħ(1.2%rdg+5dgt); 2A/20A ?Ħ(2%rdg+5dgt)AC Current: 200uA/2000uA/20mA/200mA ?Ħ(1.5%rdg+5dgt); 2A/20A ?Ħ(3.0%rdg+5dgt)Resistance: 200/2k/20k/200k/2M/20M ?Ħ(1.0%rdg+5dgt)Power supply: 9V 6F22 battery (not included)Dimension: 18.6 * 8.8 * 5.5cmProduct weight: 400gPackage Size25.7 * 17.5 * 8.5cm / 10.2 * 6.9 * 3.4inPackage Weigt: 528g / 1.2lbPackage List:1 * MASTECH MS8236 Digital Network Multimeter1 * Receiver1 * Set of test leads1 * Alligator Clip1 * Carry bag1 * Network cable1 * English Manual"