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The HandFan 40oz Tumbler BM440 is powered by a 5,000mAh rechargeable battery — the same capacity as a high-end power bank. On a single full charge, the fan runs for 6 to 20 continuous hours depending on the speed setting you choose.

Low speed: up to 20 hours. Medium speed: around 10–12 hours. High speed: 6+ hours. In real terms — yes, it comfortably covers a full 8–10 hour workday, a long hike, or an all-day outdoor event without needing a recharge. Simply charge it overnight via USB and you're set for the entire day.

Yes — and this surprises a lot of people. HandFan uses the same double-wall vacuum insulation technology found in top-tier standalone bottles. Our 40oz and 24oz models keep drinks cold for up to 24 hours and hot for up to 12 hours.

Adding a fan to the lid did not require any compromise on insulation quality. The vacuum insulation in the bottle walls is completely independent from the fan electronics. You get world-class temperature retention and a powerful cooling fan. You don't have to choose.

Yes! The HandFan 40oz Tumbler BM440 features a specially engineered exhaust hole design in the cap that safely manages the pressure from carbonated beverages — so you can enjoy sparkling water, cola, energy drinks, or any fizzy drink without risk of leakage or pressure buildup.

One tip: avoid shaking the bottle vigorously when it contains carbonated drinks — the same common-sense rule that applies to any bottle or can. Other than that, you're good to go.

Here's a quick guide based on lifestyle:

• 40oz ($69.99) — Outdoor workers, hikers, campers, all-day outdoor use. Maximum battery life (up to 20 hrs) and capacity. Our best seller.
• 24oz IP67 ($49.99) — Travel, beach, walking, camping. Compact size + IP67 waterproof fan + 24-hr cold insulation.
• 12oz ($46.99) — Gym, office, daily commute. Detachable fan design — use it as a regular bottle when you don't need the fan.
• 20oz with Carbon Filter ($39.99) — High-performance users who want built-in water filtration, 4W motor, and a 2-year warranty.

Not sure? The 40oz is our most popular choice for a reason — it covers every situation.

Absolutely. HandFan takes material safety seriously. Depending on the model:

• 40oz & 24oz models — Food-grade 304 and 18/8 stainless steel. Rust-free, odor-free, and the same grade used in professional kitchens.
• 12oz model — 18/8 stainless steel + food-grade PP lid and straw. 100% BPA-free throughout.
• 20oz model — BPA-free Eastman Tritan, CE, EMC, ANSI, and PSE certified.

Every HandFan bottle is completely free of BPA and harmful chemicals. You can drink from it confidently every single day.

This is one of our most-asked questions — and one of our proudest engineering decisions. Yes, the HandFan fan is fully washable.

• 40oz model — Fan can be rinsed directly under running water. No damage, no issues.
• 24oz model — Features an IP67-rated waterproof fan, meaning it can be fully submerged in water and cleaned completely.
• 20oz model — Waterproof design, rinse-safe under tap water.

Cheap imitation fan bottles often use non-washable fans that get grimy and eventually break. HandFan engineered washability into every fan from day one. A cleaning brush for the straw and bottle interior is also included in the box.

Yes — 100% leak-proof. The HandFan 40oz uses a super-strong threaded sealing system engineered specifically to prevent leakage under real-world conditions — bag movement, tilting, even being carried upside down.

We've also included a straw lid option alongside the fan lid, so you can switch to a traditional drinking experience whenever you prefer. Both lids seal completely. Toss it in your gym bag, work bag, or backpack with full confidence — nothing leaks.

HandFan ships all US orders directly to your door. We want to be transparent: our operations are based in Hong Kong, but we fulfill and ship orders to customers across the United States.

For specific delivery timeframes and shipping costs, please check our Shipping Policy page for the most up-to-date information. You can also track your order in real time through our Order Tracking page as soon as your order ships.

Have questions about your specific order? Reach us at support@handfan.com — our team responds Monday through Saturday, 8AM–6PM (GMT+8).

We accept all major payment methods for US customers, including major credit and debit cards (Visa, Mastercard, American Express), PayPal, and other secure checkout options available through Shopify's payment system.

All transactions are processed securely. For detailed payment information, visit our Payment Instructions page. If you run into any checkout issues, our support team is happy to help at support@handfan.com.

Yes — your satisfaction is our priority. If for any reason you're not completely happy with your HandFan purchase, we will do everything we can to make it right. That's not just a policy statement — it's our genuine commitment to every customer.

Please review the full details on our Refund Policy page, or contact our support team directly at support@handfan.com to discuss your situation. We respond promptly and always work toward a resolution that makes you feel good about your purchase.

Yes. HandFan stands behind every product we sell:

• 20oz Fan Bottle with Carbon Filter — Backed by an industry-leading 2-year warranty.
• All other HandFan models — Covered by our satisfaction guarantee. If something goes wrong with your product, contact us and we'll make it right.

To view full warranty terms, visit our Warranty page. For support, email us at support@handfan.com or reach out through our Contact page. We're here Monday through Saturday.

Every HandFan bottle ships with a printed User Manual inside the box. If you need a digital copy or can't find your manual, head to our User Manuals page where you can download instructions for every model.

Still need help? Our support team is always available via email at support@handfan.com or through our Contact page. We're genuinely happy to walk you through setup, troubleshooting, or anything else you need.

We get it — skepticism is healthy. Here's the honest answer: cheap water bottle fans are often gimmicks. HandFan is not.

The difference is in the engineering. HandFan uses the same double-wall vacuum insulation as premium standalone bottles. Our fans are powered by real 5,000mAh batteries — not AA batteries that die in an hour. The fan blades are engineered to be washable and durable, not fragile plastic toys.

The cooling science is also real: moving air accelerates the evaporation of sweat from your skin (evaporative cooling), which genuinely lowers your perceived body temperature — the same reason standing in front of a fan feels so refreshing. Combined with cold water hydration, you're addressing heat from both inside and outside your body simultaneously. It works.

Three reasons HandFan wins this comparison every time:

• Cost: A premium insulated bottle costs $35–$55. A quality portable fan costs $25–$40. That's $60–$95 total — often more than HandFan. Our 40oz is $69.99 on sale. You get both for less.
• Convenience: Two devices means two things to charge, two things to carry, two things to lose. HandFan is one device — one charge, one hand, one item in your bag. The included shoulder strap means you don't even need your hands.
• Performance: With a separate fan, you have to hold it in one hand AND hold your bottle in the other. HandFan lets you drink through the straw while the fan runs above — you stay cool and hydrated with both hands free.

HandFan is one of the best practical gifts you can give this summer — and here's why: it's genuinely useful, it's something most people wouldn't buy for themselves, and it solves a real everyday problem.

People who love it most:

• 🏗️ Outdoor workers — construction, landscaping, delivery workers who are in the heat all day
• 🧗 Hikers & campers — active people who spend time on trails and outdoors
• 🏋️ Gym lovers & athletes — people who take their workouts seriously
• ✈️ Frequent travelers — anyone who spends time in hot airports, cities, or destinations
• 👨‍👩‍👧 Parents — always at outdoor events, sports games, and school activities
• ☀️ Anyone in a hot US state — Texas, Florida, Arizona, California summers are brutal. HandFan is made for exactly this.

Creating an account is quick and easy! You have two options:

• From the homepage: Click the user icon in the top right corner of the website and follow the on-screen instructions to fill in your details.
• Direct link: Visit handfan.com/account/register and follow the prompts to set up your account in seconds.

Having an account lets you track your orders, save your details for faster checkout, and access your order history anytime.

It's simple. After logging in to your HandFan account:

• Click on "My Account" (or your name/profile icon) in the top right corner.
• Look for the "Account Settings" or "Edit Profile" option.
• Update your email, password, or any other details and save your changes.

If you're having trouble accessing or updating your account, contact us at support@handfan.com and we'll help you sort it out promptly.

Ordering is fast and straightforward:

• Browse our products and select the HandFan bottle you want.
• Choose your preferred color and size, then click "Add to Cart."
• When you're ready, click the cart icon and hit "Checkout."
• Enter your shipping details and payment information to complete your order.

You'll receive an order confirmation email immediately after purchase. Ready to get started?

We accept a wide range of secure payment methods to make checkout as convenient as possible for US customers:

• 💳 Credit & Debit Cards: Visa, Mastercard, American Express (AMEX), UnionPay
• 📱 Digital Wallets: PayPal, Apple Pay, Google Pay, Shop Pay

All transactions are processed through Shopify's secure, encrypted checkout system. Your payment information is always protected. For further details, visit our Payment Instructions page.

We process orders quickly to get them to you as fast as possible — so if you need to cancel or make a change, please act quickly:

• Log in to your account and go to "My Orders" to see if a cancellation or modification option is available.
• If the order hasn't shipped yet, we'll do our best to accommodate your request.
• If the order is already on its way, please refer to our Refund & Return Policy for next steps.

For urgent changes, email us immediately at support@handfan.com — the sooner you reach out, the better we can help.

Delivery times depend on your location and chosen shipping method. Here's what to expect:

• 🇺🇸 United States: 3–14 business days
• 🇬🇧 🇪🇸 🇳🇿 🇮🇹 🇩🇪 🇫🇷 🇨🇦 🇦🇺 UK, Spain, New Zealand, Italy, Germany, France, Canada, Australia: 6–10 business days
• 🇯🇵 Japan: 3–6 business days

For full details on shipping methods and costs, visit our Shipping Policy page. Once your order ships, you'll receive tracking information via email.

Tracking your order is easy — two ways to do it:

• Email: Once your order ships, you'll receive an email with your tracking number and a direct link to follow your package.
• Account: Log in to your HandFan account and go to "My Orders" to see real-time order status and tracking updates.
• Tracking page: You can also visit our Order Tracking page directly and enter your order details.

If you're not receiving tracking updates or have concerns about your delivery, email us at support@handfan.com and we'll look into it right away.

We want every HandFan customer to be completely satisfied. Here's how our return and refund process works:

• 📅 Return Window: 30 days from the date of delivery.
• 📋 How to Start: Review our Return Policy page and follow the instructions to submit your return request.
• ⏱️ Processing Time: We process return requests within 6 business days of receiving them.
• 💳 Refund Timeline: Once approved, your refund is returned to your original payment method within 7 business days (depending on your bank's processing time).

Questions about a return? Email us at support@handfan.com — we'll guide you through every step.

We're here whenever you need us. Here's how to reach us:

• 📧 Email: support@handfan.com — We respond within 48 hours.
• 💬 Live Chat: Use the chat window on our website for faster support — we typically respond within 24 hours.
• 📞 Phone: +86 181 4582 7211
• 🌐 Contact Page: handfan.com/pages/contact-us

Support Hours: Monday – Saturday, 8:00 AM – 6:00 PM (GMT+8).

Whatever your question — product help, order status, returns, or anything else — our team is friendly, responsive, and always ready to help.

We're sorry for any inconvenience! If you encounter a technical issue on our website — such as checkout problems, pages not loading, or any other error — here's what to do:

• Try refreshing the page or clearing your browser cache first — this resolves most common issues.
• Switch browsers or devices to see if the issue is browser-specific.
• If the problem persists, email us at support@handfan.com with a description of the issue (and a screenshot if possible) — our technical team will investigate and fix it promptly.

We take website issues seriously and aim to resolve all reported problems as quickly as possible. Thank you for your patience!