1. CLEAN & SMOOTH CUTTING: The hot wire cutter delivers quick and precise cuts through foam and styrofoam, leaving smooth edges and no debris. It easily shapes foam boards or blocks at any angle. Compatible with 15V 2A EU standard and 12V 3A US standard adapters. 2. USER-FRIENDLY DESIGN: Heats up rapidly for convenient operation. Specifically designed for effortless cutting of materials like styrofoam. Please avoid contact with hot surfaces as tips reach high temperatures during use. Note: Power adapter is sold separately. 3. OPTIONS FOR EVERY NEED: Features 5 different cutting lengths: 6.5cm (2.6in), 10cm (3.9in), 15.8cm (6.2in), 20cm (7.9in), and 26cm (10.2in). Shorter needles are perfect for detailed carving, while longer sizes excel in cutting larger materials. 4. VERSATILE APPLICATIONS: Suitable for various materials including foam board, foam block, EPP, KT board, and EPS. Ideal for foam carving, commercial artwork, intricate font design in advertisements, art piece creation, and a wide range of DIY craft projects.