Redfish Instruments iDVM 510 iOS & Android Enabled Wireless Multimeter and Data Logger Configure electrical measurements and data logging via free mobile app Save and share electrical measurements via mobile device Electrician grade CAT IV 600V & CAT III 1000V - IEC/EN61010 ETL tested 6000 count (3 3/4 digit) resolution Includes: iDVM 510, test probes, K-type thermocouple, magnetic hanging strap