Feature: 1. Smart Measurement: This pen multimeter intelligently tests DC or AC voltage frequency, resistance, and conductivity by simply plugging in the test leads. 2. 2 in 1 Design: You can switch the voltage tester function and multimeter function at will, two in one function, very convenient. 3. Compact Appearance: This multimeter has a threadless exterior design with a smooth shape and the highest screen ratio, making it easy to operate and read during maintenance. 4. Save Time: After inserting the probe, you can read the data immediately without moving your head to see the screen, which is more convenient to use. 5. Non Contact: In any workplace, safety is the first priority, and measuring voltage without touching the wires can largely avoid electrocution. Specification: Item Type: Pen Type Multimeter Material: ABS Battery: 2 x AAA batteries (shipped without batteries) Auto Mode: Automatic recognition of AC voltage, DC voltage, resistance Features: Auto range, full range overload protection Auto Shutdown: 5 minutes Polarity Indication: Auto indication, "-" indicates negative polarity Out of Range Display: OL or -OL Sampling Rate: Approx. 3 times/sec Battery Low Voltage Indication: LCD display symbols Automatic Measurement Range: Yes Full Range Overload Protection: Yes Flashlight: Yes V Alert (NCV): Yes Powered and Neutral Check: Yes Breakpoint Location: Yes Automatic Identification: Yes. Package List: 1 x Pen Type Multimeter1 x Test Pen 1 x Screwdriver1 x Instruction