1. Introduction
Thank you for choosing the DJROLL Rechargeable USB LED Mosquito Killer Lamp. This device is designed to effectively attract and eliminate flying insects such as mosquitoes, flies, wasps, moths, and gnats using advanced UV LED technology and a high-voltage grid. It is suitable for both indoor and outdoor use, offering a chemical-free and energy-efficient solution for insect control. Please read this manual carefully before use to ensure proper operation and maintenance.
2. Safety Instructions
- Do not touch the internal high-voltage grid with bare hands or conductive objects, even when the device is off.
- Keep the device out of reach of children and pets. The protective grid is designed with narrow spacing (0.8cm) to prevent accidental contact, but supervision is always recommended.
- Do not use the device near water or in wet environments to avoid electric shock.
- Do not use the device in areas with flammable liquids, gases, or explosive dust.
- Unplug the device before cleaning or performing any maintenance.
- If the device is damaged, especially the power cord or internal components, do not attempt to repair it yourself. Contact customer support for assistance.
- Ensure the power source matches the device's requirements (5V USB).

3. Package Contents
Please check the package for the following items:
- 1 x DJROLL Rechargeable USB LED Mosquito Killer Lamp
- 1 x USB Charging Cable
- 1 x Cleaning Brush
- 1 x User Manual (this document)

4. Product Overview
The DJROLL mosquito killer lamp features a compact and portable design, making it versatile for various environments. Key components include:
- UV LED Light: Emits a specific wavelength of light to attract flying insects.
- High-Voltage Grid: Electrocutes insects upon contact.
- Protective Outer Grid: Prevents accidental contact with the high-voltage grid.
- Power Button/Mode Switch: Controls power and operating modes.
- USB Charging Port: For recharging the internal battery.
- Removable Collection Tray: Located at the bottom for easy cleaning of insect debris.
5. Setup
Before first use, ensure the device is fully charged.
- Charging: Connect the provided USB charging cable to the device's USB port and plug the other end into any standard USB power source (e.g., power bank, laptop, USB wall adapter). The charging indicator light will illuminate. A full charge typically takes several hours.
- Placement: Place the lamp in an area where insects are prevalent, away from strong light sources that might reduce its effectiveness. For best results, place it in a dark room or outdoor area.

6. Operating Instructions
The DJROLL lamp offers dual functionality: insect killing and night light mode.
- Power On/Off: Press the power button once to turn on the device.
- Insect Killing Mode: When powered on, the UV LED light will activate, attracting insects to the high-voltage grid. This mode is indicated by a purple light.
- Night Light Mode: Some models may feature a secondary light mode (e.g., warm white light) for ambient illumination. Refer to your specific model's button functions for activation.
- Optimal Use: For maximum effectiveness, operate the lamp in a dark environment. Close windows and doors to prevent new insects from entering the area.

7. Maintenance
Regular cleaning ensures optimal performance and longevity of your device.
- Power Off: Always turn off and unplug the device before cleaning.
- Empty Collection Tray: Twist or slide the bottom collection tray to remove it. Dispose of the insect debris.
- Clean Grid: Use the provided cleaning brush to gently remove any insects or debris stuck to the high-voltage grid. Do not use water or metal objects.
- Wipe Exterior: Wipe the exterior of the lamp with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Reassemble: Reattach the collection tray securely before resuming operation.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Lamp does not turn on. | Battery is depleted. Device is not charged. | Charge the device using the USB cable. Ensure the power button is pressed. |
| Ineffective insect killing. | Device placed in a brightly lit area. Grid is dirty. | Move the lamp to a darker area. Clean the high-voltage grid and collection tray. |
| Short battery life. | Battery not fully charged. Old battery. | Ensure the device is fully charged before use. Battery life may decrease over time. |
9. Specifications
| Feature | Detail |
|---|---|
| Brand | DJROLL |
| Model Number | mwd018 |
| Product Dimensions | 12L x 12W x 21H cm |
| Weight | 400 grams |
| Power Source Type | Battery (Rechargeable) |
| Battery Type | 1 Lithium Ion battery (required) |
| Voltage (Grid) | 3600V (Lethal discharge) |
| Color | Black |
| Unit Count | 1.0 unit |
10. Warranty and Support
DJROLL is committed to providing high-quality products and customer satisfaction. This product comes with a standard manufacturer's warranty against defects in materials and workmanship under normal use.
For any questions, concerns, or technical assistance, please contact our dedicated customer support team. Our expert team aims to respond within 24 hours to provide hassle-free solutions and ensure a smooth experience.
Please refer to your purchase documentation or the DJROLL official website for specific warranty terms and contact information.