Usb-rs232 Usb-rs232 SKU: EPSD0010 Category: Digital Gauge Description RS232-USB adapter, to set the instrument with computers that do not have a serial port but only USB ports. Related products WATER TEMPERATURE LEVEL METER 12v (programmable) Universal Digital Instrument 12/24 v, programmabile Strumento display 5 led 6v cavo ps2 f (incluse batterie)