X-Board继电器
继电器模块兼容乐高积木
数字继电器模块
RLY-8-POE-USBV1.0POEandUSBControlled8Channels15ARelayController
RLY-8-POE-RS485V1.0POEandRS485Controlled8Channels15ARelayController
RelayShieldforArduinoV2.1
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