... steel & AluminumPower/Quantity1pcsInput Voltage AC85-265V / 24V DCLuminous4800-6000lmBeam Angle120 ºPower Factor(PF)0.95Working Environment - 40 - + 50 ° CPower ... layer in housing for better heat emission and difficult to be deformed.3. Energy saving and low power consumption, compared ... 5. No flashing or dazzling, no UV or RF interference,good for eyes.6.Easy installation and conventional use, direct ...