RISH Instruments Pvt. Ltd manufactures Digital Multi Meters. RISH Instruments Pvt. Ltd offers range of test and measuring instruments & industrial control products. Different models of Digital Multi Meters are RISH Multi 11, RISH Multi 12S, RISH Multi 13S, RISH Multi 15S, RISH Multi 16S, RISH Multi 18S and RISH Multi SI232. The Digital Multi Meters has storage of data in off-line/ on-line mode, PC communication via RS 232 Serial Interface and Optical Isolated Transmission from Multimeter to adapter.