Introduction
This manual provides comprehensive instructions for the safe and effective use of your YEAHOME 5-in-1 Cordless Electric Staple Gun, Model YHHT-394. Please read this manual thoroughly before operation and retain it for future reference. This tool is designed for various fastening needs including upholstery, canvas framing, insulation, and light woodworking projects.
Key Features
- 5-in-1 Versatility: Compatible with T50/T20 staples (1/4" to 9/16"), T25 U-shape staples (19/32"), and 19/32" pin/brad nails, eliminating the need for multiple tools.
- Lightweight and Portable: Weighing only 2.43 lb, designed for easy handling and transport.
- Ergonomic Comfort Grip: Ensures comfortable use during extended periods.
- Triple Safety Mechanism: Features a power switch, safety striker, and trigger for secure operation.
- USB Type-C Charging: Convenient charging via USB-C port, delivering up to 1200 staples on a two-hour charge.
Product Overview
Familiarize yourself with the components of your electric staple gun before use.

Image: Overview of the YEAHOME Electric Staple Gun, highlighting key components such as the LED indicator, USB Type-C charging port, switch trigger, On/Off switch, safety striker, and magazine latch.

Image: Illustration showing the various types of staples and nails compatible with the YEAHOME Electric Staple Gun, including T20 staples, Brad Nails, T25 Wire Staples, T50 Staples, and Pin Nails, along with their respective sizes.
Setup
Charging the Battery
The staple gun is equipped with a rechargeable battery. Before first use, fully charge the device.
- Locate the USB Type-C charging port on the device.
- Connect the provided USB charger cable to the port and a suitable USB power source (e.g., computer, wall adapter).
- The LED indicator will show charging status. A full charge typically takes two hours and can deliver up to 1200 staples.

Image: Close-up of the USB Type-C charging port on the YEAHOME Electric Staple Gun.
Loading Staples or Nails
Ensure the power switch is OFF before loading fasteners.
- Open the Magazine: Pinch and pull out the magazine cover located at the bottom of the tool.
- Load Staples: Insert staples into the magazine with their points facing upwards. Ensure they are seated correctly.
- Load Nails: For nails, insert them into the left side of the magazine with their points facing upwards.
- Close the Magazine: Push the magazine back into the tool until it locks securely.

Image: A four-panel illustration demonstrating how to load staples into the electric staple gun. It shows pulling out the magazine cover, inserting staples with points up, inserting nails with points up, and pushing the magazine back until locked.
Operating Instructions
Safety First
The YEAHOME Electric Staple Gun incorporates a triple safety mechanism to prevent accidental firing. All three steps must be engaged for the tool to operate.
- Power On: Turn the main power switch to the "ON" position.
- Engage Safety Striker: Press the safety striker down completely against the workpiece. This ensures the tool is flush with the surface.
- Squeeze Trigger: While holding the safety striker down, squeeze the trigger to fire a staple or nail.

Image: A visual guide demonstrating the three steps of the safety mechanism: turning the power switch on, pressing the safety striker down completely, and then squeezing the trigger to fire.
General Operation Tips
- Always wear appropriate safety glasses when operating the tool.
- Ensure your workpiece is stable and secure before fastening.
- Test on a scrap piece of material to adjust to the tool's power and ensure proper fastener penetration.
- Avoid aiming the tool at yourself or others.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your staple gun.
- Cleaning: Keep the tool clean and free from dust and debris. Use a dry cloth to wipe down the exterior. Do not use harsh chemicals or solvents.
- Storage: Store the staple gun in a dry, cool place, away from direct sunlight and moisture. Ensure the power switch is OFF before storage.
- Battery Care: For long-term storage, charge the battery to approximately 50% every 3-6 months to maintain battery health.
- Fastener Compatibility: Only use fasteners specified in this manual to prevent damage to the tool.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not fire. |
|
|
| Fasteners are not fully driven. |
|
|
| Tool does not charge. |
|
|
Specifications
| Feature | Detail |
|---|---|
| Brand | YEAHOME |
| Model Number | YHHT-394 |
| Material | Plastic |
| Operation Mode | Cordless |
| Item Weight | 1.64 Kilograms (approx. 2.43 lb as per feature bullets) |
| Compatible Staples/Nails | T50/T20 staples (1/4" to 9/16"), T25 U-shape staples (19/32"), 19/32" pin/brad nails |
| Battery Life (per charge) | Up to 1200 staples (after 2 hours charging) |
Warranty and Support
For warranty information and customer support, please refer to the documentation included with your product or contact YEAHOME directly through their official website or customer service channels. The provided warranty description is "1", which is insufficient for detailed information in this manual.