| LED color | 
                                        Light Strength | 
                                    
                                    
                                        Green 
                                            Orange | 
                                        Normal 
                                            Light strength insufficient | 
                                    
                                
                                
                                    
                                        | LED color | 
                                        Status Indication | 
                                    
                                    
                                        Green 
                                            Red 
                                            Red Flashing | 
                                        Normal 
                                            Battery Voltage Low 
                                            LED curing light handpiece is over temperature
                                         | 
                                    
                                
                                
                                    
                                        | LED color | 
                                        Status Indication | 
                                    
                                    
                                        | Green | 
                                        Fast curing: Time setting 20 seconds (every 10 second, it sounds once) | 
                                    
                                    
                                        | Red | 
                                        Pulse curing: interrupt radiating (every 10 seconds, it sounds once) | 
                                    
                                    
                                        | Orange | 
                                        Step curing: soft start for 10 second from 0 to full power, then full power during the later 10 second |