1. Introduction and Overview
The Thermacell E55 Rechargeable Mosquito Shield provides effective, odorless protection against mosquitoes and tiger mosquitoes in outdoor environments. This device creates a 29 m² zone of protection, allowing you to enjoy your garden, patio, swimming pool, or camping trips without insect disturbance.
Powered by a rechargeable lithium-ion battery, the E55 offers up to 40 hours of continuous protection. Its heat-activated technology diffuses an odorless, smoke-free repellent, ensuring a pleasant and safe experience. The unique formula is independently tested for safety and effectiveness, repelling stubborn mosquitoes, including those that can transmit diseases.
2. Safety Information
Attention: Always follow the precautions for use. Use biocidal products with care. Read the label and product information thoroughly before use. For detailed product safety information, refer to the quickfds safety data sheet.
- For outdoor use only. Do not use indoors.
- Keep out of reach of children and pets.
- Do not touch the repellent mat directly after activation as it will be hot.
- Ensure the device is placed on a stable, level surface.
- Do not cover the device during operation.
3. Package Contents
Your Thermacell E55 Rechargeable Mosquito Shield package includes:
- 1 x Thermacell E55 Rechargeable Mosquito Repellent Device
- 1 x USB Charging Cable
Note: Liquid repellent refills are required for operation and are sold separately. This package does not include refills.

Image: Thermacell E55 Rechargeable Mosquito Shield.

Image: Thermacell E55 device with included USB charging cable and dimensions.
4. Setup
Follow these steps to set up your Thermacell E55 device:
- Remove Refill Cap: Take the repellent refill and carefully remove its protective cap.
- Insert Refill: Open the top of the Thermacell E55 device and insert the repellent refill into the designated slot. Ensure it is seated correctly.
- Close and Turn On: Close the device securely. Press the power button to turn on the diffuser. The indicator lights will illuminate.
- Activate Protection: Allow approximately 15 minutes for the device to create the full 29 m² zone of mosquito protection.

Image: Visual guide for inserting the repellent refill into the Thermacell E55 device.
5. Operating Instructions
The Thermacell E55 is designed for simple operation:
- Power On/Off: Press the power button once to turn the device on. Press it again to turn it off.
- Indicator Lights: The device features indicator lights that show its operational status and battery level. Refer to the packaging for specific light patterns and their meanings.
- Placement: For optimal protection, place the device in the center of your desired outdoor area. For larger areas, multiple devices may be used.
- Protection Zone: The device creates a 29 m² protection zone. Avoid placing it in direct strong winds, as this can reduce the effectiveness of the repellent diffusion.
- Battery Life: A fully charged device provides up to 40 hours of mosquito protection.

Image: Thermacell E55 rapid efficacy and protection zone.

Image: Key features of the Thermacell E55.
6. Maintenance
- Charging: When the battery is low, connect the device to a power source using the provided USB charging cable. The indicator lights will show charging status.
- Refill Replacement: When the repellent refill is empty, replace it with a new Thermacell E55 compatible liquid refill. Ensure the device is turned off before replacing the refill.
- Cleaning: Wipe the exterior of the device with a damp cloth as needed. Do not immerse the device in water or use harsh cleaning agents.
- Storage: Store the device and refills in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
7. Troubleshooting
- Device Not Turning On: Ensure the device is fully charged. Connect it to the USB charging cable and allow sufficient time for charging.
- No Repellent Diffusion: Verify that a repellent refill is correctly inserted and that it is not empty. Replace the refill if necessary.
- Reduced Effectiveness: Check for strong winds that might be dispersing the repellent. Reposition the device to a more sheltered location. Ensure the device is not covered.
- Refill Availability: Users have reported difficulties in sourcing refills in certain regions. Please check with your local Thermacell retailer or official Thermacell website for refill availability in your area.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Thermacell |
| Model Number | THE55NOIR |
| Product Dimensions (L x W x H) | 7L x 12W x 11H centimetres |
| Item Weight | 390 Grams |
| Protection Area | 29 m² |
| Power Source | Rechargeable Lithium-ion Battery (charged via AC/USB) |
| Battery Life | Up to 40 hours |
| Target Species | Mosquito, Tiger Mosquito |
9. Warranty and Support
The Thermacell E55 Rechargeable Mosquito Shield is covered by the Thermacell warranty. Please refer to the product packaging for specific warranty details and terms.
For further assistance, support, or to inquire about refills, please visit the official Thermacell website or contact their customer service as indicated on your product packaging.







