... /Key 5. Press Key 3 twice to activate color light mode, changing brightness by pressing Key 4/Key 5 or changing ... ,changing circuit ,connecting or changing the chips unprofessionally.3.Damage caused by shipping,shaking,dropping or water inflowing after buying ... suchas,earthquake,fire,flood,thundering,environmental pollution or abnormal voltage.5.Damage caused by high temperature,moisture,hazardous ...