Radio transmitter automatically turns off the when the display is connected to the meter so you can use it as a conventional multimeter. Easy to read display with large digits and bright backlight. Delivers approximately 400 hours of battery life. Offers resistance, continuity, and diode test. Features a removable magnetic display that can be conveniently mounted where it can be easily seen. Low power wireless technology allows the display to be moved up to 10 meters (33 ft.) away from the point of measurement, without causing measurement interference. Allows you to take measurements without holding the meter, to improve visual focus on probes and augment safe electrical measurements. Provides auto power-off to maximize battery life. Features Min/Max, and Average recording to capture variations automatically.