Whadda WPM436 8 Channel Relay Module

8-Channel-Relay-Module-Whadda-WPM436-The-Whadda-WPM436-8-channel-relay-interface-board-can-control-various-appliances-and-other-equipments-with-high-current-It-can-be-controlled-directly-by-any-micro-controller-Whadda-WPM436-8-Channel-Relay-Module