Features 1、Lightweight and portable design, it is easy to carry and convenient for storage. 2、Made of high quality material, which is reliable and durable for long time use. 3、Support for testing voltage, current, resistance, capacitance and frequency. 4、Support automatic shutdown function, on and off beep, practical to use. 5、LCD display and backlight display, suitable for a variety of work environments. 6、Support data hold function and relative value measurement function, easy to use. Specification Condition: 100% Brand New Item Type: Multimeter Material: Plastic Model: RM409B Working Temperature: 0-40℃ Operating Humidity: ≤75%RH Storage Conditions: -20-60℃ Storage Humidity: ≤80%RH DIY Supplies: Electrical Operating Mode: Automatic / manual ranging Measuring Inductance Range: No DC Current: 999.9mA / 9.999A ± (1.0% + 3), 99.99mA /9999μA ± (0.8% + 3) AC Current: 999.9mA / 9.999A ± (1.2% + 3), 99.99mA /9999μA ± (1.0% + 3) Resistance: 99.99Ω± (1.0%+ 3), 999.9Ω/9.999kΩ/99.99kΩ/999.9kΩ± (0.5%+ 3), 9.999MΩ± (1.5%+ 3), 99.99MΩ± (3.0%+ 5) Capacitance: 9.999nF± (5.0%+ 20), 99.99nF / 999.9nF /9.999μF/99.99μF/999.9μF± (2.0%+ 5), 9.999mF± (5.0%+ 5) Frequency: 99.99Hz / 999.9Hz / 9.999kHz / 99.99kHz / 999.9kHz / 5.000MHz ± (0.1% + 2) Duty Cycle: 1%-99%± (0.1%+ 2) Temperature: -20℃-1000℃ (-4℉-1832℉)± (2.5%+ 5) Measuring Temperature Range: -20℃-1000℃ / -4℉-1832℉ Measuring Capacitance Range: 9.99nF / 99.99nF / 999.9nF / 9.99uF / 99.99uF / 999.9uF / 9.999MF Measuring Current Range: 999.9uA / 99.99uA / 999.9mA / 10A Measuring Resistance Range: 99.99 / 999.9 / 9.999k / 99.99k / 999.9K / 9.999M / 99.99M ohms Frequency: 99.99Hz / 999.9Hz / 9.999KHz / 99.99KHz / 999.9KHz / 5MHz Display Type: Digital display Diode Test: Yes Continuity: Yes Work Cycle: 1%-99% Sample Rate: 3 Times per second Power: 2 x 1.5V AA Battery (Not Included) Product Size: Approx. 145 x 74 x 35 mm / 5.7 x 2.9 x 1.4 in Package List 1 x Multimeter (Battery Not Included) 1 Pair x Test Lead 1 x Thermocouple 1 x Storage Cloth Bag 1 x User Manual