Features:Identify valuable appliances and equipment.Decorate gifts or trophies with everlasting messages.Personalize your sporting gear, children's toys, tools, and so on.Hold the engrave like a pencil with your thumb over the control button.Used to inscribe almost any metal, wood, glass or plastic material.Engrave any surface almost in seconds! Specifications:Size: 17.5*2.9*2.9 cmColor: blue + whitePowered by 2 AA batteries (not included) Package list:1 X electric engrave pen(battery is not included)Notes:1. Please wear protective eyewear when engraving and wash hands immediately after use.2. It is not recommended that you engrave electronic media such as CD's or DVD's etc. Because engraving on these materials may damage the media.