The instrument of this series is a small hand-held 3 1/2 digital multimeter featuring stable，highly reliable and anti-drop performance.It is provided with a LCD display of 15 mm height for clear reading. The circuit design takes LSI double integral A/D converter as its core under the protection of an overload protection circuit，making it a superior and handy instrument.It can be used to measure DC and AC voltge，DC current，resistance，diodes. Specifications:DC Voltage: 200mV/2V/20V/200V±(0.5%+2)/600V±(0.8%+2)AC Voltage: 200V/600V±(1.2%+10)DC Current: 20?A±(1.0%+2)/200?A/2mA/20mA±(1.0%+2)/200mA±(1.5%+2)/10A±(3.0%+2)Resistance: 200?/2k?/20k?/200k?±(0.8%+2)/2M?±(1.0%+2)Display: 2000 CountsData hold: √Diode test: √Power supply|: 9V6F22 Battery(Not Included)Safety Rating: CE CAT.II600V RoHSPackage size: 16 * 11 * 5cm / 6.3 * 4.3 * 2.0inPackage weight: 300g / 10.3 ozPackage list1 * HYELEC MAS830B Multifunction Mini Digital Multimeter 1 * Test Cable1 * English InstructionsBattery(Not Included)