... bulb Description:1,High reliable constant current driving guarantees long life span of the lamp beads2,Wide input voltage :DC12V/24V, AC85 ... lamp and 80% to traditional incandescent lamp, on the condition of same illumination4,Environment friendly, no flashing, no UV or ... free, no polluting materials in the process of using5,Long life span of over 50,000 hours by normal use, ten times to traditional ...