The Voltage Electricity Tester Volt Detector Test Pen is a compact pocket-sized digital multimeter that offers a wide range of measurement functions. It can measure AC and DC voltage, DC current, resistance, diode, and temperature. It also has an audible continuity test function and can be used as a single generator. With full range overload protection and low battery indication, this tester is ideal for use in laboratories, workshops, DIY projects, and home applications. This versatile meter can be used for AC current, DC current, AC voltage, DC voltage, frequency, resistance, capacitance, temperature, diode, line continuity, and non-contact voltage detection. It features a reading hold function, allowing you to easily record measurements. The Voltage Electricity Tester Volt Detector Test Pen has a clear LCD display with a maximum value of 1999 digits. It has a fast sampling time of about 3 times per second. The meter operates on a 6FF22 9V battery (not included) and has a working temperature range of 18 to 28 degrees Celsius. It comes in a compact size of 139*74.5*33.6mm and is available in red or orange. Included in the package are the Voltage Electricity Tester Volt Detector Test Pen, test leads, and a manual. This multimeter is a reliable and convenient tool for any electrical measurement needs. Key Features: Compact pocket-sized design Wide range of measurement functions Audible continuity test function Reading hold function Clear LCD display Fast sampling time Full range overload protection Available in red or orange