Grove – Solid State Relay is a non-contact electronic switch module that has relay features. Based on S208T02 it has a maximum output of 250VAC/4A with a switching speed less than 10ms. This module is equipped with acrylic base and a 3D-printed protection insulation shield for user’s safety. The featured LED indicates that the relay is on. It can be widely used in various areas such as computer peripheral interfaces temperature/speed light adjustment servo control petrochemical medical instrumentations financial devices coal meters traffic signals etc.