... Efficiency(lm/w)70-80CRI (Ra>)75Working Temperature(°C)Ta=-20°C…+45°C Tc=75°CBeam Angle(°)120°Dimension(mm)4"-- ... 50,000 Warranty(Years)2IP RatingIP44CertificationCCC, CE, RoHs, EMC, SAA, C-tick, LVD, VDE, TUV, SGSSelling Point1. Deep hole anti- ... UV infrared and other radiation, shock vibration resistant8. Imported light source ensure high brightness,9. External constant- current driver, stable ...