This is a foolproof autoranging multimeter that can automatically recognize what you are measuring, you do not have to turn a rotator switch to select function or choose a value range at all. Father's day gifts Accurately mesaure: AC / DC Voltage, Resistance, Continuity, also comes with NCV Function (Non-Contact AC Voltage Detection). Special gift for dad Features: Data Hold Function, Auto Power off, LCD Backlight, LED Flashlight. Palm size design makes this a very portable multimeter and always handy for use. Safety Instruction -- designed and manufactured strictly in accordance with the safety standard IEC 61010 and in conformity with double insulation, over-voltage standard 600V CAT III and pollution level 2 safety standards. Digital Multimeter comes with a one-year warranty and lifetime support guarantee. Our products have the CE Certification.