The General Purpose Digital Multimeter is a professional-grade multimeter.It has convenient features like Data Hold, Large Screen and Non-contact Voltage Detection to make measurements easier than ever before.General Purpose Digital MultimeterKEY FEATURES- Advanced Testing and Measuring for Professionals: Designed to be used by both professionals in a commercial setting, or DIYers that need more from their digital multimeter.- Non-Contact Voltage Detection: The General Purpose Digital Multimeter includes integrated non-contact voltage detection to help get the job done faster.- Accurate Measurements Every Time: Able to measure voltage, current, resistance, continuity capacitance & frequency on one device with the safety and accuracy expected of professional grade equipment.- Durable & Built-to-Last Design: Made of high quality materials providing protection against short circuits; constructed to withstand frequent use in various work environments.- Perfect Tool For Any Level Technician: No matter your experience level, this is perfect for novice users.SPECIFICATIONProduct Model: S10Maximum allowable voltage: 620V DC or 620V AC (RMS)Frequency: 1Hz~ 60KHzResistance: 60MQOn-off buzzer: When the measured resistance < 500Capacitance: 1nF~99.99mFDiode: Automatic recognition of diodes less than 3.0VDuty cycle: 0.1%~99.9% (ACV 2~620V)Voltage detection alarm: 90V~1000VAC voltage test: 12V~1000VMaximum display value: 9999 digitsAuto-off time: about 5 minutesWeight: about 112g (without battery)Product size: 143.4*70.9*15.7mm