Smart Switch Module 5V 12V 24V 32V 433MHz RF Remote Control Wifi Relay
ab 27,16 €
WiFi standard : WiFi 2.4 ghz b/n/g. Your smart phone or tablet has connected to a 2.4g wifi with internet. Press open relay to pull-on, press close relay to cut off. This is the latest version of the smart switch module.
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