0.5-1 second dry time.
lower humidity/temp - slower dry time.
higher humidity/temp - faster dry time.
may also vary based on the amount of adhesive used, application speed, and extension diameter/dimension of volume fan.
Ideal environment is 20C - 23C (68F - 75F) & 20-55% humidity.
Thin viscosity.
Low fumes.
For freshest quality is was designed in smaller bathes 
For professional use only. Do not use for application of strip lashes or clusters.