Continuous working life≥20000h
brightness：40～60cd/m2
Allow instantaneous voltage fluctuation±20%（110V以上）；
Leakage on mark index comparedCTI≥100,
Flame retardant communication frequency50Hz
Industrial frequency voltage：2.5kV
Emitting light colorsRed, green, yellow, white, and blue
Insulation resistance
Ui≤60V为5MΩ　60V＜Ui≤660Vis50MΩ