This is the perfect eyelash curler for eyelash extension technicians. Can be used to help prepare the customers actual lashes prior to eyelash extension application. This curler received the bronze award at the Invention Convention and is safety approved. With this portable hot brush lash curler and it's revolutionary new eyelash shaping device it easily gives a longer lasting curl while smoothing mascara and separating lashes. Tired of damaging your lashes, this safe and long lasting lash curler stops pulling and pinching the lashes. No more pain or destruction of your eyelashes. The heated lash curler curls the eyelashes up with the heated coil (over 148 degrees Fahrenheit) generated by just one AA battery. The low battery warning LED light lets you know when the battery is running low and the auto temperature control lets you know when it's ready to use. Instructions included with the curler. This also makes a great retail product for your customers to help keep their eyelash extensions separated and curled up.