Replacement bulbs for the CND UV Lamp designed to cure CND Shellac, Brisa Gel and Brisa Lite Removable Gel. To ensure the CND UV Lamp operates at full UV output. High level output for complete cure of CND Shellac, Brisa Gel and Brisa Lite Removable Gel. Replace bulbs when CND UV Lamp timer counts down to 0. Replace all 3 bulbs at the same time to ensure all bulbs are emitting consistent and effective output. Boost dry time of nail polish.