Jectse Programmable delay relay, 380 V, programmable weekly programmable timer switch, intelligent digital power supply, 50-60 Hz, 3 phases, fish pond oxygenation, heater

描述

Jectse Programmable delay relay, 380 V, programmable weekly programmable timer switch, intelligent digital power supply, 50-60 Hz, 3 phases, fish pond oxygenation, heater