YN UNIVERSAL CURE LED/UV cures gel in 1 minute or less, including all LED/UV hard gels, gel polishes. Its double light source emits softer LED/UV rays visible to the eyes and features a gradual cure function. The gradual cure function allows for controlled light release, which is optimal for sensitive nails, or builder & sculpting gels. No more burning sensations.
**To use the dimmer feature (half intensity) hold down the "1/2" button until it turns red otherwise the light will operate at full intensity.