... CE RoHS About Product: Half Spiral Circular Fluorescent Lamp With Ballast SpecificationsTypeHalf Spiral CFLOutput(W)18w,20w,23w,26w, ... ,high lumen efficiency4) Long service life time5) Stable performance with high power output6) Plastic material: PBT plastic, which is ... ) Excellent Color rendering index: CRI ≥ 80 Ra8). Flicker Free, Instant start up9). Certification:ISO:9001-2008,CE,BV,RoHS,SGS ...