Digital hot glue gun

1. Question: What is the power source for the 21V Digital Display Cordless Hot Melt Glue Gun? Answer: The power source for the 21V Digital Display Cordless Hot Melt Glue Gun is a rechargeable lithium battery. 2. Question: What temperature control features are available on the Cheap Power Tool 80W Electric Rechargeable Lithium Cordless Digital Display Temperature Adjustable Hot Melt Glue Gun? Answer: The Cheap Power Tool 80W Electric Rechargeable Lithium Cordless Digital Display Temperature Adjustable Hot Melt Glue Gun features adjustable temperature control. 3. Question: What is the glue stick diameter compatible with the Digital Display Temperature Control Hot Melt Glue Gun? Answer: The glue stick diameter compatible with the Digital Display Temperature Control Hot Melt Glue Gun is 7/16 inches. 4. Question: How long is the warranty for the 21V Digital Display Cordless Hot Melt Glue Gun? Answer: The warranty for the 21V Digital Display Cordless Hot Melt Glue Gun is 3 years. 5. Question: Can the hot glue gun AD-221 digital display temperature adjustment 120W Adjustable constant temperature hot melt glue gun operate on both 220v/50hz and 120v/60hz power supplies? Answer: Yes, the hot glue gun AD-221 can operate on both 220v/50hz and 120v/60hz power supplies. 6. Question: What grades are the listed digital hot glue guns suitable for? Answer: The listed digital hot glue guns are suitable for both DIY and industrial grade applications. 7. Question: Are there any digital hot glue guns in the list that offer both cool and hot air features? Answer: The product descriptions provided do not specify any digital hot glue guns offering both cool and hot air features. 8. Question: What types of customization support are offered for these digital hot glue guns? Answer: Customization support offered includes ODM (Original Design Manufacturing), OEM (Original Equipment Manufacturer), and OBM (Original Brand Manufacturer). 9. Question: What is the range of glue stick lengths that can be used with the 21V Digital Display Cordless Hot Melt Glue Gun? Answer: The 21V Digital Display Cordless Hot Melt Glue Gun can use glue sticks ranging from 1 inch to 6 inches in length. 10. Question: Is there a digital hot glue gun model available that is specifically designed for use with a voltage of 120v/60hz? Answer: Yes, both the "Digital display temperature control hot melt glue gun" and the "hot glue gun AD-221 digital display temperature adjustment 120W Adjustable constant temperature hot melt glue gun" are designed for use with a voltage of 120v/60hz.