Description: 5A range of single-phase ac current sensor module for arduino. Onboard precision micro current transformer. Onboard sampling resistor. The module can measure AC currents less than 5A, the corresponding analog output 5A/5mA. Specification: Material: electronic components Size: approx. 18 x 17mm/0.7 x 0.6inch Package Includes: 1 Piece 5A Range AC sensor module