Features:  LED Digital Display: 0.8-inch LED screen display the heating temperature, with up and down push button to control.  Temperature Adjustable: the temperature control range is 100~220 degrees. The actual measured or displayed temperature peak value is up to 240 degrees in a short time.  Adjustable Glue Output: control the glue feeding distance by adjusting the screw assembly to achieve the adjustment of the glue output.  Human Comfort Design: 8.6oz lightweight with compact size of 7*6.5*1.6 inches, the hot melt heat gun is no only easy to carry around, but also reduce hand fatigue after long working hours.  Built-in Lithium Battery Power Supply: conveniently cordless operation, heat up fast, automatic constant temperature, safer for operation, excelent for quick repair and home improvement.  Wide Range of Uses: perfect for solvent-free bonding in handicrafts, home decoration, quick repair, and other DIY project, suitable for paper, cardboard, cork,wood, leather, textiles, foam, plastics, etc.    Specifications:  Material: ABS  Power: 20~500W  Glue Output Frequency: 10 times/minute  Charging Voltage: 5V  Charging Current: 2A  Minimum Output: 10ml  Preheating Time: 240 seconds  Built-in Battery: 3.7V 2000mAh lithium battery  Glue Stick Diameter: 7mm  Item Size: 177 * 165 * 40mm / 6.97 * 6.50 * 1.57in  Item Weight: 244g / 8.62oz  Package Weight: 610g / 21.5oz  Package Size: 22.5 * 20.5 * 4.5cm / 8.86 * 8.07 * 1.77in    Packing List:  1 * Hot Melt Glue Machine  30 * 7mm Glue Sticks    Note:  1. The glue gun is suitable for solvent-free bonding, such as paper, cardboard, cork,wood, leather, textiles, foam, some plastics.  2. Suitable for bonding, repairing, decorating and modeling.  3. Not suitable for objects with bonding temperature of 50 degrees or above.  4. It is not suitable for bonding objects in direct contact with water or liquid. 5. It is not suitable for bonding objects that are as smooth as glass.