Girier EK03 RF433MHz 3 Gang  Switch (EK03) 
  
  
    
  Available from:
      
      
    Aliexpress.com
    
    
    
    
    
    
    
    
    
    
    
    
    
      Install method:
    
    
      
      USB to Serial
      
    
    
    
| GPIO # | Component | 
|---|---|
| GPIO00 | LedLink | 
| GPIO01 | None | 
| GPIO02 | None | 
| GPIO03 | None | 
| GPIO04 | Relay2 | 
| GPIO05 | Button1 | 
| GPIO09 | None | 
| GPIO10 | None | 
| GPIO12 | Button3 | 
| GPIO13 | Relay1 | 
| GPIO14 | Relay3 | 
| GPIO15 | None | 
| GPIO16 | Button2 | 
| FLAG | None | 
Configuration (old format, will be converted to new template when applied)
  
  {"NAME":"EK03","GPIO":[157,0,0,0,22,17,0,0,19,21,23,0,18],"FLAG":0,"BASE":18}
  PCBa marking: YC-WN-L03C-A-V1.3