Product Name  | 
                                                    ADEL 1800 Hotel Door Lock  | 
                                                  
                                                  
                                                    Model Number  | 
                                                    1800  | 
                                                  
                                                  
                                                    Handle  | 
                                                    G type large handle zinc alloy (standard)  | 
                                                  
                                                  
                                                    Material  | 
                                                    Nickel brushed stainless steel (standard)
                                                       Satin gold 
                                                        Titanium black 
                                                        PVD gold 
                                                        Polished chrome 
                                                        Red bronze 
                                                        Copper brown 
                                                        Rose gold 
                                                       
                                                     | 
                                                  
                                                  
                                                    Door Thickness Range  | 
                                                    38-71mm  | 
                                                  
                                                  
                                                    Features  | 
                                                    RFID card + mechanical key  | 
                                                  
                                                  
                                                    Opening Direction  | 
                                                    Open left and right (push in / pull out)  | 
                                                  
                                                  
                                                    Power Supply  | 
                                                    DC 6V 4 AA alkaline batteries  | 
                                                  
                                                  
                                                    Static Power Consumption  | 
                                                    50 uA  | 
                                                  
                                                  
                                                    Dynamic Power Consumption  | 
                                                    <200 uA  | 
                                                  
                                                  
                                                    Low Voltage Alarm  | 
                                                    When lock voltage is less than 4.5V, "beep" sounds emitted and it still supports about 100 times of unlocking  | 
                                                  
                                                  
                                                    Unlock Record  | 
                                                    "EEPROM" stores the latest 828 pieces of record, including the use of mechanical key  |