1. Introduction
Thank you for choosing the WORKPRO 3.6V Cordless Hot Glue Gun. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before first use and retain it for future reference.
This cordless hot glue gun is designed for various crafting and DIY projects, offering fast heating, energy efficiency, and portability. It is suitable for use with materials such as plastics, wood, paper products, textiles, and shells.
2. Product Overview
Familiarize yourself with the components of your WORKPRO Cordless Hot Glue Gun.

Figure 2.1: Labeled components of the WORKPRO Cordless Hot Glue Gun, including Nozzle, ON/OFF Switch, Glue Stick insertion point, LED Indicator, Trigger Lever, Type-C Cable, Retractable Stand-up Base, and Type-C Charging Port.
- Nozzle: Dispenses melted glue.
- ON/OFF Switch: Powers the device on or off.
- Glue Stick Insertion Point: Where glue sticks are loaded.
- LED Indicator: Displays heating status and battery charge level.
- Trigger Lever: Activates glue dispensing.
- Type-C Cable: For charging the internal battery.
- Retractable Stand-up Base: Provides stability when the glue gun is not in use.
- Type-C Charging Port: Connects the charging cable.
3. What's Included
The WORKPRO 3.6V Cordless Hot Glue Gun kit typically includes the following items:
- WORKPRO 3.6V Cordless Hot Glue Gun (Model: W125235)
- 20 Pcs Mini Glue Sticks (0.27" Dia)
- Type-C Charging Cable
- Built-in Lithium Ion Battery (2500mAh)

Figure 3.1: The WORKPRO Cordless Hot Glue Gun and included glue sticks.
4. Safety Information
WARNING: Read all safety warnings and instructions. Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury.
- Always wear appropriate personal protective equipment, such as safety glasses, when operating the glue gun.
- The nozzle and melted glue become very hot. Avoid direct contact with skin to prevent burns.
- Do not touch the nozzle or melted glue immediately after use. Allow the tool to cool completely.
- Ensure the work area is well-ventilated.
- Do not leave the hot glue gun unattended while it is on or heating.
- Keep out of reach of children. This is not a toy.
- Use only glue sticks of the specified diameter (0.27" / 7mm).
- Do not pull out the melting glue stick from the glue gun after work is finished. Keep it inside for next use.
- The glue gun is made of flame-retardant materials and includes an 8-minute automatic safety power-off function for enhanced safety.
- Do not immerse the glue gun in water or other liquids.
- Do not use the glue gun in damp or wet conditions.
- Only use the provided Type-C charging cable or a compatible 5V 1A input charger.
5. Setup
5.1 Charging the Glue Gun
Before first use, fully charge the glue gun. The 2500mAh lithium battery provides long-lasting power.
- Connect the provided Type-C charging cable to the Type-C Charging Port on the glue gun.
- Connect the other end of the cable to a 5V 1A power source, such as a power bank, computer USB socket, or car USB socket.
- The LED Indicator will show the charging status. A red light indicates charging, and a green light indicates a full charge.

Figure 5.1: Charging the glue gun via a Type-C cable. The LED indicator shows charging status.
5.2 Inserting a Glue Stick
Ensure the glue gun is off before inserting a new glue stick.
- Insert a 0.27" (7mm) diameter mini glue stick into the Glue Stick Insertion Point at the rear of the gun.
- Push the glue stick in until it stops. Do not force it.

Figure 5.2: Step 1 of operation: Inserting a glue stick.
6. Operating Instructions
6.1 Powering On and Heating
- Press and hold the ON/OFF Switch for 3 seconds to turn on the glue gun. The LED Indicator will light up red, indicating it is heating.
- Allow approximately 90 seconds for the glue gun to preheat. The LED Indicator will change from red to green when it is ready for use.

Figure 6.1: The glue gun heating process, showing the red LED indicator and the 90-second heating time.

Figure 6.2: Visual guide for operating the glue gun, from inserting the stick to pulling the trigger.
6.2 Applying Glue
Once the LED Indicator is green, the glue gun is ready to dispense glue.
- Position the nozzle close to the surface where glue is needed.
- Gently pull the Trigger Lever to dispense melted glue. The glue gun has a fast glue output of 0.14 oz/min.
- Release the trigger to stop the flow of glue.
- The less-drip nozzle design helps reduce glue spillage.

Figure 6.3: Comparison showing the superior glue output and clarity of the WORKPRO glue gun.
6.3 Automatic Safety Power-Off
For safety and energy saving, the glue gun will automatically power off if not used for 8 minutes. To resume operation, simply press the ON/OFF switch again.
7. Maintenance
- Cleaning: Ensure the glue gun is completely cool before cleaning. Use a dry cloth to wipe down the exterior. Do not use abrasive cleaners or solvents.
- Storage: Store the glue gun in a cool, dry place, away from direct sunlight and moisture. Ensure it is fully charged before long-term storage.
- Glue Sticks: Do not remove a partially used glue stick from the gun. Leave it in for the next use to prevent damage to the feeding mechanism.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Glue gun not heating up. | Battery is low or dead. Not powered on correctly. | Charge the glue gun fully. Press and hold the ON/OFF switch for 3 seconds. |
| No glue dispensed when trigger is pulled. | Glue stick not fully inserted. Not heated sufficiently. | Push the glue stick further into the insertion point. Wait for the LED indicator to turn green. |
| Glue gun automatically turns off. | Automatic safety power-off activated. | This is a safety feature. Press the ON/OFF switch again to restart. |
| Glue drips excessively. | Overheating (unlikely due to auto-off) or incorrect glue stick. | Ensure you are using 0.27" (7mm) mini glue sticks. The design is less-drip, but some minimal dripping can occur. |
9. Specifications
- Model: W125235
- Voltage: 3.6 Volts
- Wattage: 9 watts
- Battery: 2500mAh Lithium Ion (included)
- Charging Input: 5V 1A (Type-C)
- Heat-up Time: Approximately 90 seconds
- Glue Output: ≥0.14 oz/min
- Compatible Glue Stick Diameter: 0.27 inches (7mm)
- Automatic Shut-off: 8 minutes of inactivity
- Item Weight: 1.1 pounds
- Dimensions: 8.11 x 7.52 x 2.13 inches (Package Dimensions)
- Compatible Materials: Wood, Ceramic, Metal, Stone, Plastics, Paper products, Textiles, Shells
- UPC: 820909689782

Figure 9.1: Key dimensions of the WORKPRO Cordless Hot Glue Gun.
10. Official Product Videos
No official seller-created product videos are available for embedding at this time.
11. Warranty and Support
For warranty information or technical support, please contact WORKPRO customer service. Refer to the product packaging or the official WORKPRO website for contact details.
Website: www.workprotools.com





