The DCA-20PC-6-DC1-RL-C is a 15mA/40V subminiature DC Ammeter with built-in shunts and polycarbonate case. 20mV internal shunt minimizes power loss. Includes load connections for easy 3 or 4 wire operation, high resolution, factory calibrated to ±0.1% accuracy. Large, easy-to-read, LED display with 0.37-inch (9.4mm) high digits.