Introduction
Thank you for choosing the Guard Dog Security OnGuard Stun Gun. This device is designed for personal protection, featuring a powerful stun function and dual LED flashlights. Please read this manual thoroughly before operating the device to ensure safe and proper use.
Safety Information
- This device is intended for self-defense purposes only.
- Keep out of reach of children.
- Do not use on individuals with heart conditions, pacemakers, or pregnant women.
- Do not use in or near water.
- Do not attempt to open or modify the device. This will void the warranty and may cause malfunction or injury.
- Check local and state laws regarding the legality of owning and carrying a stun gun.
- Always ensure the safety switch is in the OFF position when not in use.
Package Contents
Verify that all items are present in your package:
- Guard Dog OnGuard Stun Gun with Dual LED Flashlights
- USB Charging Cable
- Holster for carry
Product Overview
Familiarize yourself with the components of your OnGuard Stun Gun:

Figure 1: Overview of the OnGuard Stun Gun, highlighting the safety switch, USB charging port, stun gun contacts, and flashlight.
- Safety Switch: Located on the handle, this switch prevents accidental discharge.
- Stun Gun Contacts: Positioned along the blade, these deliver the electrical discharge.
- Dual LED Flashlights: Integrated into the guard for illumination.
- USB Charging Port: For recharging the internal battery.
- Rubberized Non-Slip Grip: Provides a secure hold.

Figure 2: Detailed views of the stun gun's features, including the safety switch, stun contacts, flashlight, and textured grip.
Charging the Device
Before first use, fully charge the OnGuard Stun Gun. Regular charging ensures optimal performance.
- Ensure the safety switch is in the OFF position.
- Locate the USB charging port on the device.
- Connect the provided USB charging cable to the device and to a standard USB power source (e.g., wall adapter, computer USB port).
- Allow the device to charge until the charging indicator light (if present) indicates a full charge. Charging time may vary.
- Disconnect the charging cable once fully charged.

Figure 3: The stun gun's high voltage contacts, rubberized grip, and the included charging cable.
Operating Instructions
Using the Flashlight
- Ensure the safety switch is in the OFF position.
- Press the flashlight button (refer to Figure 1 for location) to activate the dual LED flashlights.
- Press the button again to turn off the flashlight.

Figure 4: The OnGuard Stun Gun with its flashlight activated.
Using the Stun Gun
WARNING: Use the stun gun only in situations requiring self-defense. Improper use can lead to serious consequences.
- Move the safety switch to the ON position.
- Press and hold the stun activation button (refer to Figure 1 for location). The stun contacts will emit an electrical arc.
- To disable an aggressor, firmly press the stun contacts against a large muscle group (e.g., shoulder, hip, thigh) for 3-5 seconds.
- Immediately move the safety switch back to the OFF position after use.
Maintenance
- Keep the device clean and dry. Wipe with a soft, damp cloth if necessary. Do not use abrasive cleaners.
- Store the stun gun in a cool, dry place, away from direct sunlight and extreme temperatures.
- Regularly check the battery charge and recharge as needed to maintain readiness.
- Periodically test the stun function in a safe environment (e.g., away from people and flammable materials) to ensure it is working correctly.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Stun gun not activating | Safety switch is OFF Low battery | Move safety switch to ON Recharge the device |
| Flashlight not working | Low battery | Recharge the device |
| Device not charging | Faulty cable or power source Charging port obstruction | Try a different USB cable or power source Check charging port for debris |
Specifications
- Model: SG-GDOGHVBK
- Brand: Guard Dog Security
- Material: Plastic
- Dimensions: 12"L x 6"W
- Weight: 5.28 ounces
- Power Source: Rechargeable Battery (USB)
Warranty and Support
The Guard Dog Security OnGuard Stun Gun is backed by a Lifetime Warranty. This warranty covers defects in materials and workmanship under normal use for the lifetime of the product.
For warranty claims, technical support, or any questions regarding your device, please contact Guard Dog Security customer service through their official website or the retailer where the product was purchased.





