DC3.7V 5V 12v RF 1CH Mini Relay Wireless Remote Control Switch Universal Relay Transmitter Receiver Power Saving Module 433M with NO COM NC

Model:AK-J027; Languages:English; Connection:Remote,Wireless; Voltage (V):5,12; Type:Smart Switch; Compatibility:Bedroom,Car,Daily; Brand:LITBest; Frequency:433; Features:Remote Controlled,Wireless use,Easy to Install,Creative; Listing Date:11/24/2022; Production mode:Self-produce; Instructions:English