Stay cool in summer and warm in winter with advanced 3-zone temperature control.
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The Sevaros ThermoFlow™ 3-Zone Neck Cooler & Heater is a wearable temperature-control device designed to keep you comfortable in both hot and cold conditions. Engineered with advanced cooling and heating technology, it delivers targeted airflow and temperature adjustment directly around the neck for fast, effective comfort throughout the day.
Featuring a 3-zone cooling and heating system, the ThermoFlow™ uses advanced semiconductor temperature-control plates positioned around the neck area to provide balanced cooling or warmth exactly where you need it most. Whether you're outdoors in summer heat or dealing with cold environments, switching between cooling and heating modes is fast and effortless.
The flexible ergonomic neckband provides a secure and comfortable fit for extended wear, while the built-in LED display and touch-button controls make adjusting settings simple and convenient. Powered by a high-capacity 8000mAh rechargeable battery, the device delivers up to 8 hours of portable comfort on a single charge.
Perfect for travel, outdoor activities, commuting, work, sports, or everyday use.
Key Features:
• Dual cooling and heating modes
• Advanced semiconductor temperature-control technology
• 3-zone cooling and heating around the neck
• Up to 8 hours of runtime
• Built-in 8000mAh rechargeable battery
• Adjustable airflow settings
• LED display with touch-button controls
• Flexible, lightweight ergonomic neckband
• USB-C fast charging
What’s Included:
• (1) ThermoFlow™ 3-Zone Neck Cooler & Heater
• (1) USB-C Charging Cable
• (1) Instruction Manual
Specifications:
• Battery Capacity: 8000mAh
• Max Runtime: Up to 8 hours
• Charging: USB-C
Relief in seconds. Every time.
3 speeds. Pick what feels right — light breeze or full blast.
Gym. Errands. Vacation. Done.
Wear it. Forget it. Stay cool.
Cool Or Warm
The 3-zone design helps deliver cooling or heating to the back and sides of your neck, where the temperature can feel most effective.
Built For Comfort
This neck cooler is designed to sit comfortably around your neck while staying secure while working, commuting, relaxing outside, and more.
LED Status Display
Adjust your settings quickly with easy touch-button controls, so you can change speeds or temperature whenever you need comfort.
“I love that this can both cool and warm depending on the weather. Perfect for travel and long outdoor days.”
Olivia H
– Jacksonville, FL
“The cooling airflow feels amazing after hikes and the heating mode is actually really relaxing during colder mornings.”
Madison R
– Denver, CO
“Very comfortable around the neck and much quieter than I expected. Battery easily lasts through long days out.”
Sarah T
– Charleston, SC
“Perfect for hot dry weather and road trips. Lightweight, rechargeable, and feels premium compared to cheaper neck fans.”
Brittany K
– Albuquerque, NM
“Took this on vacation and used it constantly at the beach and walking around outside. Very refreshing without feeling bulky.”
Emma M.
– Virginia Beach, VA
“I use the warm setting during chilly mornings and the cooling mode later in the day. Super versatile and easy to wear.”
Emily D
– Madison, WI
Real cooling results
Year-Round Comfort
Premium Feel
Daily Temperature Control
See how Sevaros customers stay cooler during commutes, outdoor work, travel, workouts, hot summer days, and everyday life.
Awesome fan it’s my second one and this by far is way more quiet than my other one. It also seems lighter as well.
Neckfan is a great help when you are mowing a big lawn!
I wear the neck fan around the house and it honestly makes a huge difference. It cools down fast, feels lightweight, and I can finally relax even on hot days. The smile on my face says it all.
I use it outside when it’s really hot, especially on walks. It keeps my face and neck cool even in direct sun. Battery lasts long enough for my daily use, and it’s way better than expected.
My daughter and I both use it when we’re outside in the heat. It’s comfortable for both adults and older kids, and it makes summer activities much more enjoyable without overheating.
Best thing I packed to come to the mouse parks in Florida! Have one, or be super hot!
I took this neck fan on holiday and it made a huge difference in the heat. Whether walking around the city, sitting by the beach, or waiting in lines, it kept me cool and comfortable the whole time. Super lightweight and easy to carry everywhere.
I’m an older woman and I use this neck fan every day around the house. It’s light, comfortable, and doesn’t feel heavy on my neck at all. It helps me stay cool without needing to sit in front of a fan all the time. Really simple and effective.
I used During my vacations on Dubai early February before this craziness happened. It worked perfectly! Love it the color, I felt rich comfortable is not heavy and it has 3 different cycles. Just love it!
As an older woman, I really appreciate how easy this neck fan is to use. I wear it while doing light chores or just relaxing at home. It keeps me cool without any effort and feels very gentle and quiet.
I brought this neck fan on vacation and used it every single day. From sightseeing in the heat to walking around outdoor attractions, it kept me cool and comfortable. The battery life is great, and it’s become one of my favorite travel essentials.
The temperatures have been extremely high lately, and this neck fan has been a lifesaver. It keeps a steady flow of cool air around my face and neck, making outdoor walks and daily errands much more comfortable. I use it every day.
I work and spend a lot of time outdoors, and this neck fan has exceeded my expectations. Even on the hottest days, it helps me stay cool and focused. The battery lasts for hours, and it's comfortable enough to wear all day.
Built to help you stay cooler, more comfortable, and ready for summer.
Stay cooler wherever summer takes you.
Cooling relief in seconds.
Comfort-focused designs that look and feel great.
Loved by customers across the USA.
Real verified customers sharing how ThermoFlow™ helps them stay comfortable year-round.
Answer 8 quick questions and we will match you with the model built for who you are, how you overheat, your routine, comfort needs, and budget.
Stay refreshed with wearable cooling made for movement, comfort & summer heat.
Product FAQ
ThermoFlow™ uses advanced semiconductor temperature-control technology with 3-zone cooling and heating plates positioned around the neck to provide targeted comfort in both hot and cold conditions.
Yes. The device features dual cooling and heating modes that can be quickly adjusted using the built-in touch-button controls, allowing you to stay comfortable year-round.
The built-in 8000mAh rechargeable battery provides up to 8 hours of runtime on a single charge, depending on the selected mode and intensity settings.
The device supports convenient USB-C fast charging. Simply connect the included USB-C cable to a compatible wall adapter, power bank, laptop, or other USB power source.
Absolutely. The flexible ergonomic neckband is designed for a secure and comfortable fit, making it suitable for commuting, travel, office use, outdoor activities, work, and everyday wear.
Yes. The built-in LED display provides clear visibility of operating status and settings, while the intuitive touch controls make adjustments quick and easy.
