Portable digital pen multimeter for AC and DC voltage, resistance, diode and continuity testing. Pen handheld digital multimeter LCD backlight display, tester with data hold, low battery indication and auto power off, portable and stable performance, a good tool of electrical tester and household electrical problems. Features: Multi MeasurementThe pen-type multimeter can automatically judge the measurement parameters and support auto range, and can perform AC/DC voltage/resistance measurement/continuity test/frequency measurement/diode measurement/live detection/NCV detection. High EfficiencySingle test lead design make the measurement more efficient, especially for electronic components maintenance. You no longer have to worry about the tip of the test lead moving while reading the test results. Large Screen DisplaySince the multimeter has a flashlight function and digital LCD backlight screen, the value can be clearly read even in dark places. The hold key can save data with one click and is convenient for reading data. Humanized Pen HolderPen multimeter compact and portable, humanized pen clip design,easy to carry and use. Carrying CaseComes with a high quality carrying case, perfect for use while you're on the go. Specifications: Material: ABS Voltage Range: 0.8~100V Environmental Conditions for Use: CAT.III 300V; pollution level: 2; Altitude < 2000m Working Temperature and Humidity: 0~40C(