DC 12V DAC Module RS485 To 4-20MA/0-20MA Current Signal Generator PWM To Current Analog Converter Modbus RTU Module
https://www.vogueparade.com/shopping/EN/1537/1/1005003749859608/dc-12v-dac-module-rs485-to-4-20ma0-20ma-current-signal-generator-pwm-to-current-analog-converter-modbus-rtu-module//