ABOUT THIS PRODUCT
Product details
Key features
Details from the product listing. Read the full description below.
<p>The Smart Automatic Penis Pump & 4D Masturbator is a 2‑in‑1 men’s toy that blends performance training with full‑on pleasure. Use it as an intelligent vacuum pump to help improve erection quality, then enjoy the tight, textured inner tunnel as a powerful masturbator. <br> <br>Inside the transparent cylinder sits a soft Magic Sleeve with a 4D textured canal that hugs the shaft and creates a deep, realistic stroking sensation. As the electric pump builds negative pressure, blood is drawn into the penis, helping promote firmer, fuller erections. The clear tube and magnifying effect make every session visually exciting as you watch yourself grow and thicken. <br> <br>A bright LED display shows real‑time pressure (kPa), time and mode, so you always know exactly how intense your workout is. Built‑in smart technology offers automatic pumping and releasing cycles with different training stages (pre‑use, adaptation, intensification), or you can switch to manual mode and control every pump and release yourself. <br> <br>The high‑quality Magic Sleeve comes in multiple entrance styles (mouth, vagina, ass on compatible versions), letting you choose the fantasy you want. The motor is ultra‑quiet and designed for anti‑air‑leakage, and the cylinder and sleeve are detachable and washable for easy cleaning. USB charging keeps it ready whenever you are. <br> <br>Whether you want to build confidence with regular training or just enjoy intense hands‑free pleasure, this smart 2‑in‑1 pump and masturbator is built to do both. <br> <br>FEATURES <br> <br>- 2‑in‑1 Smart Penis Pump & Masturbator: Acts as an automatic vacuum enlarger and a tight stroker in one device, so you can train and climax with the same toy. <br>- LED Display & Intelligent Control: Front‑end intelligent technology with a clear LED screen that displays vacuum pressure, time and mode, making your sessions safer and more precise. <br>- Smart & Manual Modes: Smart modes run automatic pumping and releasing cycles through different training phases, while manual mode lets you set and hold your preferred pressure and release pattern. <br>- 4D Textured Magic Sleeve: Soft inner sleeve with a realistic 4D tunnel that creates a deep, stimulating “deep‑throat” or canal sensation. The clear cylinder and magnifying effect heighten visual arousal. <br>- Comfortable Fit & Build: Cylinder inner diameter around 61 mm with a soft seal for tight suction. Designed to sit comfortably against the body and minimize air leakage. <br>- Detachable & Easy to Clean: Cylinder and sleeve can be removed and washed after use. The pump head is not washable and should be wiped clean only. <br>- USB Rechargeable & Low Noise: Rechargeable via USB (power bank, USB charger, laptop) with an ultra‑quiet motor for discreet use at home. <br> <br>SIZE <br> <br>Plain cylinder model <br> <br> Weight: 324 g <br> Overall height: 305 mm <br> Insertable length: 220 mm <br> Inner diameter: 61 mm <br> Outer diameter: 65 mm <br> Inner diameter of silicone sleeve: 28 mm <br> <br>Cylinder with Magic Sleeve <br> <br> Weight: 675 g <br> Overall height: 320 mm <br> Insertable length: 240 mm <br> Inner diameter: 61 mm <br> Outer diameter: 65 mm <br> <br>HOW TO USE <br>- Apply water‑based lubricant to the penis and to the silicone/Magic sleeve. <br>- Insert into the sleeve and press the cylinder firmly to the pubic area to avoid air leaks (shaving pubic hair improves the seal). <br>- Start pumping slowly, adjusting until you find a comfortable pressure. <br>- Hold pressure, then release; massage during breaks to improve blood flow. In smart mode, set your exercise data and let the pump handle the cycle automatically. <br>- After use, remove the cylinder. You may add a cock ring to help maintain erection (do not wear more than 30 minutes).</p>The Smart Automatic Penis Pump & 4D Masturbator is a 2‑in‑1 men’s toy that blends performance training with full‑on pleasure. Use it as an intelligent vacuum pump to help improve erection quality, then enjoy the tight, textured inner tunnel as a powerful masturbator.
Inside the transparent cylinder sits a soft Magic Sleeve with a 4D textured canal that hugs the shaft and creates a deep, realistic stroking sensation. As the electric pump builds negative pressure, blood is drawn into the penis, helping promote firmer, fuller erections. The clear tube and magnifying effect make every session visually exciting as you watch yourself grow and thicken.
A bright LED display shows real‑time pressure (kPa), time and mode, so you always know exactly how intense your workout is. Built‑in smart technology offers automatic pumping and releasing cycles with different training stages (pre‑use, adaptation, intensification), or you can switch to manual mode and control every pump and release yourself.
The high‑quality Magic Sleeve comes in multiple entrance styles (mouth, vagina, ass on compatible versions), letting you choose the fantasy you want. The motor is ultra‑quiet and designed for anti‑air‑leakage, and the cylinder and sleeve are detachable and washable for easy cleaning. USB charging keeps it ready whenever you are.
Whether you want to build confidence with regular training or just enjoy intense hands‑free pleasure, this smart 2‑in‑1 pump and masturbator is built to do both.
FEATURES
- 2‑in‑1 Smart Penis Pump & Masturbator: Acts as an automatic vacuum enlarger and a tight stroker in one device, so you can train and climax with the same toy.
- LED Display & Intelligent Control: Front‑end intelligent technology with a clear LED screen that displays vacuum pressure, time and mode, making your sessions safer and more precise.
- Smart & Manual Modes: Smart modes run automatic pumping and releasing cycles through different training phases, while manual mode lets you set and hold your preferred pressure and release pattern.
- 4D Textured Magic Sleeve: Soft inner sleeve with a realistic 4D tunnel that creates a deep, stimulating “deep‑throat” or canal sensation. The clear cylinder and magnifying effect heighten visual arousal.
- Comfortable Fit & Build: Cylinder inner diameter around 61 mm with a soft seal for tight suction. Designed to sit comfortably against the body and minimize air leakage.
- Detachable & Easy to Clean: Cylinder and sleeve can be removed and washed after use. The pump head is not washable and should be wiped clean only.
- USB Rechargeable & Low Noise: Rechargeable via USB (power bank, USB charger, laptop) with an ultra‑quiet motor for discreet use at home.
SIZE
Plain cylinder model
Weight: 324 g
Overall height: 305 mm
Insertable length: 220 mm
Inner diameter: 61 mm
Outer diameter: 65 mm
Inner diameter of silicone sleeve: 28 mm
Cylinder with Magic Sleeve
Weight: 675 g
Overall height: 320 mm
Insertable length: 240 mm
Inner diameter: 61 mm
Outer diameter: 65 mm
HOW TO USE
- Apply water‑based lubricant to the penis and to the silicone/Magic sleeve.
- Insert into the sleeve and press the cylinder firmly to the pubic area to avoid air leaks (shaving pubic hair improves the seal).
- Start pumping slowly, adjusting until you find a comfortable pressure.
- Hold pressure, then release; massage during breaks to improve blood flow. In smart mode, set your exercise data and let the pump handle the cycle automatically.
- After use, remove the cylinder. You may add a cock ring to help maintain erection (do not wear more than 30 minutes).
A LITTLE GUIDANCE
Guides & advice
Browse penis pumps, vulva and nipple pumps, and related accessories. Different cup and cylinder designs suit different intended uses, so start with the product type you need.Complete pump set or replacement part?Check whether the listing supplies a complete pump, an...

LuvPump
Product reviews
Customer feedback on LuvPump Smart Penis Pump - USB Rechargeable Automatic Penis Pump.
Before you order
Frequently asked questions
Answers about choosing a product, care, delivery and returns.
Ask us a questionChoosing a product
Are your products body-safe?
Materials and care requirements vary by product. Check the product details and manufacturer’s instructions for the material, intended use and cleaning guidance. If a detail is missing, contact us before purchasing so we can help confirm it.
Are your products suitable for beginners?
Absolutely! We offer a range of products suitable for all experience levels, from beginners to advanced users. Our beginner-friendly products are designed to be easy to use, discreet, and comfortable, with clear instructions included.
How do I know which product is right for me?
We understand that everyone’s needs are different, which is why we offer detailed product descriptions and guides on our website to help you make an informed choice. You can also contact our customer service team for personalized recommendations based on your preferences.
Care & compatibility
How do I clean my sex toys?
Cleaning methods vary depending on the material of your toy. In general, use warm water and mild, unscented soap, or a specialized toy cleaner. Be sure to dry your toy thoroughly before storing it. Always check the manufacturer’s instructions for care recommendations specific to your product.
Can I use lubricants with your toys?
Yes, we recommend using water-based lubricants with most of our toys, as they are safe and gentle on the materials. For silicone-based toys, avoid using silicone-based lubricants, as they can damage the toy's surface. Always check the product details for compatibility information.
Do you offer any warranties on your products?
Yes, many of our products come with a manufacturer’s warranty. Warranty lengths vary by product, but we are committed to providing high-quality, durable products. Please refer to individual product pages for specific warranty details.
Delivery & returns
Are your products discreetly packaged?
Yes, all of our products are shipped in plain, unmarked packaging to ensure your privacy. There will be no indication of the contents, so you can shop with confidence and discretion.
Is my personal information safe when I make a purchase?
We use service providers to process payments, deliver orders and operate our store. Our Privacy Policy explains how personal information is collected, used and shared, and how to contact us about your privacy.
Can I return a sex toy if I change my mind?
For hygiene reasons, opened or used items cannot be returned for change of mind. Unopened, unused items in their original packaging can be returned within 30 days for a refund or exchange. Faulty or incorrect items are handled separately and your rights under Australian Consumer Law are not limited by this change-of-mind policy. See our Refund policy for details.
Do you offer international shipping?
Yes, we offer international shipping to New Zealand only. Shipping costs and delivery times vary depending on your location. For more information, you can check the shipping details policy or contact our customer service team for assistance.
Down Under Thunder
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Love it! ❤️
It was my first time ordering, and the website made it so easy. I liked how clear everything was, and my order arrived faster than expected.
Had a great experience 🎉
Had a great experience! Everything was simple to navigate, and I appreciated the fast, discreet shipping. I didn’t have to worry about anything—just smooth sailing.
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I'm so happy with my purchase I can't believe how fast it got here too! Packaging was perfect, love the product!!
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10/10 from me 💁♂️
Impressed with how easy Down Under Thunder was to use. I didn’t have to dig around to find what I wanted. Smooth checkout, quick shipping. Will def be back.
DUT is my go-to site
DUT is now my go-to site. I’ve ordered a few times and it’s always a simple, quick process. Never had an issue and it’s all super discreet, which I appreciate.
First time ordering
First time ordering from Down Under Thunder and it was smooth as! The whole process was quicker than I thought, and I had no trouble with the checkout.
I didn’t know much about DUT before but
I didn’t know much about DUT before but now I’ll never use another site. It was super easy to browse, and everything came in no time. 5 stars from me!
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Wasn't sure about buying online but this was a great experience. Product came fast and it's really good quality. I'll be back for more.
Super happy with my purchase
Super happy with my purchase! The product is top quality, and it arrived so quickly. I'll definitely be coming back for more!
I was a bit nervous
I was a bit nervous, but everything turned out perfect. Great products, fast delivery, and super easy to order. I'm sold!
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