This product is a pocket-sized 3 5/6-digit RMS auto-scanning digital meter that does not require a dial to select a function. It will automatically recognize and measure based on the input voltage/current/resistance. You can manually switch to measure capacitors, diodes, continuity testing, and other parameters.  Besides, it can ensure the high brightness of backlight and flashlight even at the edge of low battery.  In a word,  it features stable performance, high precision, high reliability, clear reading and overload protection, which makes it an excellent performance tools and instruments. This meter is popular among users. Features: Premium material and selected top quality electronic components ensure stable performance and high precision. Pocket-size, lightweight and ergonomics design make it convenient to carry and use. It can work as ammeter, voltmeter, etc. measuring DC/AC voltage, DC current, resistance and so on. Screen light and flashlight function enable you to clearly see value and easily grasp the location of the measurement even in dark environment. Multi-function switch key brings easy operation: long press for switch; single press for function switch. Blue LED flashes and alarm buzzer sound when built-in sensor detects nearby AC voltage. The meter will automatically shut down if it is not used with 15 minutes, saving energy. It is a superior tool for laboratories, factories, radio enthusiasts and families, etc. Specifications: Brand: ANENG Model: M21 Color: Red/Black/Yellow(optional) Material: ABS Display: Liquid crystal display (LCD) Maximum Display: 5999 (3 5/6) bit automatic polarity display Measurement Method: Double integral A/D conversion Sampling Rate: About 3 times per second Over Range Display: The highest position shows “OL” Working Environment: (0～40)℃，relative humidity＜80% Power: 2*1.5V AAA battery(not included) AC Current: 6A-10A DC Current: 6A-10A AC Voltage: 6V~60V~600V~750V DC Voltage: 6V~60V~600V~1000V Measuring Resistance Range: 600Ω-60MΩ Measuring Capacitance Range: 10nF~60mF Power Supply: AAA 1.5V battery(not included) Item Size: 14.46 * 6.97 * 3.45cm / 5.69 * 2.74 * 1.35in Item Weight: 184g / 6.5oz Package Size: 16.5 * 10.5 * 5cm /  6.5* 4.1 * 2in Package Weight: 287g / 10.1oz Notes: -Multimeter only, other accessories are not included. -Due to manual measurement, there may be deviation. -Due to photograph light or other reasons, the item in picture and material object may have slight difference, please in kind prevail. -Please read the manual carefully before you use it. Packing List: 1* Multimeter 1* Manual 2* Test Pens