I used this once for work and haven't used it since. Power-on confirmation has been completed. The spare heating wire is unused. To prevent any issues, batteries (size D) are not included, so please prepare them yourself. HAKKO styrofoam cutter, maximum cutting width 130mm, thickness 70mm, lightweight design at 260g. - Brand: HAKKO - Product Name: Styrofoam Cutter - Maximum Cutting Width: 130mm - Maximum Cutting Thickness: 70mm - Weight: 260g