Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image (primary)
Studio product photograph showing a Thermacell device with its box, a detachable refill cartridge, and a round charging dock on a white background.

Thermacell

Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection

4.45/5 (819)
$22.49$44.99-50%
In Stock

The Thermacell E-Series Rechargeable Mosquito Repeller is a battery-powered device that creates a 20-foot protection zone by heating a metofluthrin-based repellent cartridge (refills sold separately). It is used for mosquito control on patios, during camping, and at outdoor gatherings, offering a scent-free, smoke-free alternative to sprays and lotions. Key specifications include a rechargeable lithium-ion battery providing up to 6.5 hours of continuous operation, a 10-15 minute warm-up time, and one-button operation; user reviews note best performance in calm, low-wind conditions and that it does not repel other insects.

Color
Graphite
Category
Home & Garden > Lawn & Garden > Outdoor Living
GTIN
843654009827
MPN
THERMACELL-843654009827-GENTLYUSED-NOFORMULA

Specifications

A compact, rechargeable device that creates a 20-foot zone of mosquito protection without DEET, smoke, or flames. Features up to 5.5 hours of runtime and audio/visual indicators.

Up to 5.5 hours of protection with rechargeable lithium-ion battery. Creates a 20-foot zone of mosquito protection in 15 minutes. Scent-free and DEET-free. Proprietary metofluthrin formula for effective mosquito repellent. Includes one rechargeable repeller, one 12-hour refill cartridge, and a USB charging cable. Audio cues and LEDs indicate protection status and battery life.

Color
Graphite · gray
Gender
unisex
Age Group
adult
Condition
used
Dimensions
3.75 x 3.75 x 4.25 in
Category
Home & Garden > Lawn & Garden > Outdoor Living

Additional Attributes

  • rechargeable
  • lithium-ion battery
  • 5.5 hours protection
  • 20-foot zone of protection
  • DEET-free
  • scent-free
  • smoke-free
  • flame-free
  • EPA-reviewed
  • effective against mosquitoes including West Nile, Zika
  • audio cues
  • LED battery indicators
  • USB charging
  • includes refill cartridge
  • 100% satisfaction guarantee
  • Wirecutter Pick 2022
  • active ingredient: metofluthrin
  • graphite color
  • micro USB charging
  • weight: 7.5 ounces
  • dimensions: 3.75 x 3.75 x 4.25 inches

Image Analysis

6 images
Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image (primary)
01high

Studio product photograph showing a Thermacell device with its box, a detachable refill cartridge, and a round charging dock on a white background.

OCR: THERMACELL. 20 FT ZONE. 100% SATISFACTION GUARANTEE
cardboard product boxblack cylindrical device main unitdetachable refill cartridge with blue topround black charging docktransparent plastic reservoir on cartridgeThermacell wordmark on deviceprinted graphics and icons on boxwhite studio backgroundsoft studio lightingsoft shadow under products
Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image 2
02high

Promotional outdoor scene showing a family-style seating area on a wooden patio surrounded by lawn and garden with a large blue arrow graphic indicating a 20 foot protected zone; includes a no-mosquito icon and Thermacell logo.

OCR: 20 FT ZONE. KEEP MOSQUITOES AWAY WITH PROTECTED ZONE. THERMACELL MOSQUITO REPELLENT
outdoor backyard patiogreen lawnwooden deck patio areaoutdoor lounge chairsoutdoor coffee tablepeople seated (three)dog sittingdecorative cushionsshrubs and garden plantslarge trees in backgroundsunlight glowhexagonal patterned screen or walllarge blue arrow graphic encircling seating areawhite ring outline graphic20 ft zone text graphicno mosquito red circle slash iconThermacell logoproduct tagline text
Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image 3
03high

Close up laboratory scene showing hands using tweezers to examine mosquito specimens in a petri dish under a stereo microscope with overlaid product branding and guarantee badge.

OCR: SCIENTIFICALLY PROVEN MOSQUITO PROTECTION. Tested at the Thermacell Research Facility in Florida. THERMACELL MOSQUITO REPELLENT. SATISFACTION GUARANTEE 100%
human handsmetal tweezerspetri dishmosquito specimensstereo microscopemicroscope stage lightwhite plastic microscope baseblue gradient backgroundThermacell logo markcircular satisfaction badgebold headline textsmall paragraph text
Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image 4
04high

Lifestyle product image showing a person holding a Thermacell mosquito repellent device next to a brown puppy on their lap with logo and marketing text overlaid.

OCR: THERMACELL MOSQUITO REPELLENT. PEOPLE AND PET FRIENDLY. Repels mosquitoes, including those that may transmit EEE, Chikungunya, West Nile Virus, Dengue and Zika Virus.
thermacell deviceplastic matte finishchocolate brown puppypuppy tongue visibleperson forearm and handlogo with semicircle backgroundred label bar under logoblue headline textwhite body textgreen blurred foliage backgroundwarm ambient lightingseated person holding devicestudio-style product shot in lifestyle setting
Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image 5
05high

Studio product render showing a rounded dark gray electronic mosquito device with a glossy top, visible internal components and a control knob, set against a blue radial gradient background with instructional text.

OCR: HOW IT WORKS. PUSH BUTTON TO ACTIVATE HEAT. PROPRIETARY FORMULA CREATES ZONE OF PROTECTION. TARGETS MOSQUITO SENSORS TO KEEP THEM OUT OF ZONE
rounded tabletop electronic devicedark gray matte bodyglossy black toptranslucent blue internal chambervisible internal circuitry renderingheating element with rising steam linesfront control knobwhite headline textradial blue gradient backgroundstudio lighting
Thermacell E-Series Rechargeable Mosquito Repeller 20 ft Protection product image 6
06high

Studio product shot showing a hand holding a Thermacell handheld repellent unit above its charging dock on a blue gradient background with charging and battery text.

OCR: FAST CHARGING DOCK. 2 HOURS FULL CHARGE TIME. 6.5 HOUR BATTERY LIFE. THERMACELL. THERMACELL MOSQUITO REPELLENT
plastic matte black handheld repellent unitplastic matte black charging baseround power button on devicerecessed bottom connector on devicepower cable attached to charging baseTHERMACELL wordmark on devicehand holding devicestudio gradient blue backgroundwhite bold headline text in imageproduct packaging style studio shotbattery icon graphic

Brand PDP Lookup

Brand
Thermacell

E55XW Rechargeable Mosquito Repeller - HT | Thermacell

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Documents & Data

Reddit Insights

6 threads · r/CampingGear, r/Costco, r/BWCA, r/camping

Reddit users generally find the Thermacell E-Series effective for mosquito control in calm conditions, though effectiveness drops in wind and for other bugs, and refill costs are a common complaint.

mixed sentiment100% match

Many users report positive experiences with reduced mosquito bites, especially in low-wind areas and after a warm-up period, but significant concerns about limited effectiveness in breeze, high refill costs, and lack of effect on other insects lead to mixed overall sentiment.

Themes

Effectiveness in calm conditionspositive
Impact of wind on performancenegative
High cost of refill cartridgesnegative
Lack of effectiveness against non-mosquito insectsnegative
Warm-up time requiredneutral

Use Cases

  • Camping, especially in low-wind areas like Boundary Waters
  • Backyard and patio use for mosquito-free gatherings

Watch Out For

highDoes not work in wind; even a slight breeze can make it ineffective.
mediumOnly repels mosquitoes; does nothing for other biting insects like black flies or gnats.
mediumRequires a 10-15 minute warm-up before it becomes effective.
mediumRefill cartridges are expensive and need frequent replacement.

Community Q&A

How long does the battery last?
About 5 hours per charge, with a low battery warning at 20 minutes remaining, according to users.
Does it work in wind?
No, even a slight breeze can disperse the repellent, rendering it ineffective according to multiple users.
Is it worth the cost of refills?
Opinions vary; some find the refills expensive but worth it for the protection, while others consider them a dealbreaker.

Compared To

vs DEET sprays

Thermacell provides a scent-free, no-application alternative to DEET sprays, but may not match DEET's reliability in all conditions.

vs Thermacell butane models

Rechargeable E-Series offers quieter operation and no need to replace fuel cartridges, but the older butane models are seen as long-lasting and effective.

Source Threads

  • Effectiveness concerns in windy conditions and warm-up time

    User asks if the rechargeable Thermacell is good or bad, noting they used it last summer and felt it worked sometimes but other times they still got bit, possibly due to wind. Responses suggest it works best in no-wind conditions and needs 5-10 minutes to warm up.

    r/CampingGearView thread →

  • Mixed reviews with battery life and usability notes

    User asks about experience with Thermacell from Costco bundle. Comments are mixed: some find it works great for camping and backyard, others note it's useless in wind. One user emphasizes the 5-hour battery life and the need to let it warm up before going outside.

    r/CostcoView thread →

  • Positive long-term use and comparisons to other repellents

    User asks if Thermacell works. Multiple replies praise it for deer hunting stands and patio use, calling it a 'game-changer' compared to DEET. Others point out high refill costs and recommend the butane version. One user says it works for 4-5 hours on a charge.

    r/CampingGearView thread →

  • Highly effective in Boundary Waters canoe area

    User raves about Thermacell in BWCA, saying it's worth the weight. They report near-zero mosquito bites during a trip despite high mosquito activity. Others agree it works well in secluded, wind-protected areas like the Boundary Waters.

    r/BWCAView thread →

  • Wind and insect type limitations, refill cost concerns

    User asks if Thermacell is worth the money. Most replies say it works only in zero wind and only for mosquitoes (not black flies). Many complain about expensive refills and short pad life. A few campers still recommend it for calm nights.

    r/campingView thread →

  • Unit not working or no repellent output

    User reports that their Thermacell doesn't seem to be working, with no visible vapor or click sound. Suggestions include faulty unit, old cartridge, or need for complete warm-up. Some say they've had units fail after a few uses.

    r/campingView thread →