100% USA Origin

GF Vietnam

Model: 3-9900-1P

P/N : 159001695 9900 SmartPro Transmitter

100% USA Origin

GF Vietnam

Model: 3-9900.393

P/N : 159001698 Relay Module

100% USA Origin

GF Vietnam

Model: 3-2751-3

P/N : 159001806 pH/ORP smart sensor