WE GURU RAM DASS TRADERS ARE ONE OF THE LEADING LEADING MANUFACTURERS AND SUPPLIERS OF VOLTMETERS, AMMETERS AND PANEL BOARDS IN India SINCE 1977. We HAVE SUPLLIES IN MORE THAN 13 STATES INCLUDING GUJARAT, ANDHRA PRADESH ETC. Our ACCURACY IS GRADE A. Our PRODUCTS BEAR IS: 1248-83 CERTIFICATION. WE HAVE WIDE PRODUCT RANGE. A) ANALOG VOLTMETERS-ALL TYPES AND ALL SIZESB) PANEL BOARDSC) AMMETERSOUR QUALITY IS APPROVED BY CEIL, RITES, ERTL, SGS, DGS & D.