1、Versatile Multimeter: Comes with two test probes and can measure up to 500V DC or 500V AC (RMS) to handle various environments. Features auto ranging display for voltage, NCV testing, live up wire testing, frequency, resistant, and continuity scanning. 2、NCV Voltage Tester: Equipped with a safe NCV sensing probe for detecting AC voltage, easily pinpoint voltage by placing the tip near sockets, terminals, or power lines, indicated by flashing tip and audible reminder. Suitable for circuit breakers, lighting fixtures, switches, outlets, and wires. A must have tool for electricians and homeowners. 3、Visual and Audible Indicators: Audible buzzing and flashing backlight indicate AC voltage detection, with the beeper frequency changing based on sign strength, accompanied by LCD display and analog bar reflecting voltage strength. 4、User Friendly Design: Portable and compact at 135x45x18mm, easy to carry to various work sites. Bright LED flashlight aids in dimly lit areas or power outages, doubles as an emergency light, automatically shuts off after 5 minutes of inactivity or no sign detection, includes low battery indicator. 5、Dual Insulation Safety (Level II): for CAT II compliant with for IEC 61010 1 standards for overvoltage (installation) category 2, offering pulse tolerant voltage safety. Item Type: Voltage Meter Material: ABS Automatic Measurement Range Full Range Overload Safety Maximum Voltage Allowed at Measuring End: 500V (RMS) Operating Altitude: Maximum Approx. 2000m / 6561.68ft Display: LCD Maximum Display Value: 2000 Polarity Indication: Self indication, - indicates negative polarity Over Range Display: 0L or -0L Sampling Time: Approximately 0.4 seconds on the instrument graph Auto Power Off Time: Approximately 15 minutes Battery: 2 x AAA Batteries (batteries not included in shipment) Low Battery Indication: Battery symbol displayed on LCD Operating Temperature and Humidity: 0 to 40℃ / 32 to 104℉ Storage Temperature and Humidity: -10 to 60℃ / -4 to 140℉ Size: Approx. 135 x 45 x 18mm / 5.31 x 1.77 x 0.71in 1 x Multimeter 2 x Test Pen 1 x User Manual