... .CE,ROHS,FCC8W Colorful LED digital tubeJUCAI-LL-002-31.Specification type: JUCAI-LL-002-32.Electrical parameters:1) Input voltage: ... DC24V2) Frequency:50-60HZ3.Optical Parameters:Luminaire Efficiency:95%4.Other Parameters:1) product ... materials, while light sources adopt the super bright single color LED, which can emit red, orange, yellow, cyan, blue, ...