RISH Instruments Pvt. Ltd. Manufactures Digital Meters with Automatic or Manual Range Selection. RISH Instruments Pvt. Ltd offers test and measuring instruments & industrial control products. Available models of the Digital meters with Automatic or manual Range Selection include RISH Max 10, RISH Max 12, RISH Max 14. These Meters can read temperature; have capacitance/ frequency and resistance/ diode continuity. The Digital Meters include 3 ¾ Digit, 4000 counts, AC/ DC Current and Voltage Measurement and basic DC Volts Accuracy of 0.5 percent.