Arrow Professional Glue Gun features an automatic lever feed clutch mechanism that prevents glue buildup, ensuring smooth operation. Its check valve controls glue flow for precise application. Designed with a high volume melt chamber, this glue gun delivers fast, steady, and even adhesive application. Built with heavy-duty circuitry and a built-in drip tray/stand, it durability and convenience for professional use. Compatible with standard all-purpose and slow set glue sticks, this glue gun is i for various crafting and repair projects. Model TR550 operates at a single temperature level with a wattage of 40W and comes packaged in a clamshell. Model Number: TR550