The Electric Kistka Multi Tip 110 V Interchangeable Substrate includes: 1 multi pen interchangeable substrate; basic cleaning wire; instructions. The tips are held by a set screw, which is easily loosened with a small screw driver to change tips. Tips, screw driver and wax reservoir extender are sold separately. This model is designed for 110 volt electrical environments (US, Canada, Mexico, Brazil, Japan and others). This hot wax pen is used for wax arts including Easter egg decorating, pysanky - pisanki arts, batik, encaustic wax, wax resist and other wax application arts. Made in the USA. Recommended for use with Strip Wax. Can be used with any refined beeswax. Compatible with all waxes sold on WaxArtSupply.com.