DC 3.5V-12V single channal relay switch / mini size receiver / learning code with 2 button remote / ON OFF switch 433MHz

Model:AK-QY; 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:12/28/2021; Production mode:Self-produce; Instructions:English