Feature: 1. Auto Identify Function: This multimeter can automatically identify AC voltage, DC voltage, AC current, DC current, resistance and continuity without selecting a mode or range. 2. Color LCD Display: This multimeter features a color LCD display that greatly enhances the reading experience and makes it very easy to read even in bright sunlight or low light conditions. 3. VFD Function: This multimeter has a VFD function and which is suitable for high accuracy variable control drive equipment. 4. Wide Application: This multimeter has a wide range of applications and can test capacitance, temperature, amperage, diodes, continuity, ohms, hertz, duty cycle, V alarm and firewire. With this smart digital voltmeter, you can solve industrial, vehicle and household electrical problems and more. 5. Small And Portable: This multimeter is small in size and light in weight, which is perfect for carrying around with you, and is very convenient. Specification: Item Type: Intelligent Multimeter Material: ABS Operating Temperature: 0-40℃ Storage Temperature: -10-60℃ Power Supply: Built In 3.7V Lithium Battery 700mAH (Included). Package List: 1 x Multimeter2 x Test Pen1 x USB Cable1 x Screwdriver1 x Thermocouple1 x Manual1 x Storage Bag