Hold on eyelashes for 10~15 seconds • Release and repeat on the other eyelash until desired look is achieved • When finished, slide ON/ OFF button downward • The light will go off • For the best and long lasting results, we strongly recommended a coat of mascara after curling • Powered by 2 x AAA batteries (Battery NOT included) • Suitable for natural, false eyelashes and even with mascara • Perfect for both professional and personal use • Note: Do NOT wash it in water • Note: Wipe it clean with a piece of damp cloth •