4： Built-in overheat protection device can reduce the use temperature of the heat gun, and the product has a heat dissipation port on both sides to prolong the service life. ★【Perfect for Resin and Craft Projects:】: This handy, lightweight heat gun is ideal for removing bubbles in epoxy resin, silicone molds, and various craft projects like acrylic pouring and embossing, ensuring smooth and precise results.