Application Method 1.Operated with 3 AG13 batteries (included). 2.Please remove PVC insulator inside the battery jar before first use. 3.Push the switch up to ON position, the LED light will illuminate. 4. Place the hair between the slanted tips keeping it about 1-2 mm above the skin. Squeeze the tweezers handle together, the slanted tips will automatically close and retract, removing hair. 5.Push the switch down to OFF position after use, the LED light will be off. 6.Wipe it with a damp cloth to tissue after use. .7.Do not submerge in water. 8.Keep out of reach of children. 9.DO NOT disassemble the main body if not being professional.