--- product_id: 614226184 title: "S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation" brand: "houvan" price: "€ 446.43" currency: EUR in_stock: true url: https://www.desertcart.hr/products/614226184-s400-mini-scuba-tank-1-0l-scuba-tank-portable-diving store_origin: HR region: Croatia --- # Up to 20 min underwater breathing Adjustable on-off valve with constant pressure Aviation-grade 6061 aluminum, airline safe S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation **Brand:** houvan **Price:** € 446.43 **Availability:** ✅ In Stock ## Summary > 🌊 Dive Deeper, Stay Longer — Your Portable Breath of Freedom ## Quick Answers - **What is this?** S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation by houvan - **How much does it cost?** € 446.43 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/614226184-s400-mini-scuba-tank-1-0l-scuba-tank-portable-diving) ## Best For - houvan enthusiasts ## Why This Product - Trusted houvan brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Breathing Control:** Innovative constant pressure valve with easy on-off adjustment ensures safer, smoother air flow than traditional suction valves. - • **Rapid & Versatile Refilling:** Fill up in just 10 seconds at professional dive shops or use the included compressor and manual pump options for ultimate convenience. - • **Multi-Scenario Essential Gear:** Perfect for beginners, pros, underwater photography, rescue missions, and more—compact, portable, and ready for any dive challenge. - • **Dive Confidently for 20 Minutes:** Experience extended underwater freedom with a 1.0L tank designed for up to 20 minutes of breathable air. - • **Travel-Ready & Airline Approved:** Crafted from ultra-strong 6061 aviation aluminum, this tank is detachable and safe to carry on flights—your adventure companion worldwide. ## Overview The HOUVAN H400 Mini Scuba Tank is a CE/DOT certified 1.0L portable diving cylinder made from aviation-grade 6061 aluminum, offering up to 20 minutes of underwater breathing. Featuring a cutting-edge constant pressure on-off valve for safer air delivery, it supports multiple refill methods and is airline safe when detached. Ideal for recreational diving, emergency rescue, and underwater exploration, this compact tank comes with essential accessories to elevate your diving experience. ## Description Full description not available ## Features - 【HOUVAN H400】The HOUVAN H400 scuba tank breathing valve adopts the latest constant pressure design, which can also be adjusted by opening and closing the control valve, which is safer than the previous direct suction breathing valve. The diving tank is made of 6061 aviation aluminum, which is extremely strong. At the same time, when the body of the diving cylinder is separated from the valve head, it can be safely carried on the plane and follow you to where you want to go. - 【Up to 20 Minutes Underwater Breathing】HOUVAN H400 mini scuba tank is CE/DOT certified, with a capacity of 1.0L, which can up to 20 minutes of underwater breathing. The specific use time is determined by factors such as breathing rate and diving depth. Note: Do not dive in waters over 33 feet and below 50 degrees Fahrenheit. Beyond 100 feet, the diving tank can only be used for alternate origin. - 【Multiple Filling Methods】The scuba tank has an 8mm inflatable interface and can be inflated in most professional dive shops. Use a scuba adapter to introduce compressed air from the big cylinder into the scuba tank, which can be filled in just 10 seconds. It takes about 26 minutes to use an HOUVAN air compressor.The manual pump takes about 50 minutes to inflate, which is quite laborious and is recommended as a backup.The working pressure is not more than 3000PSI/200bar/20Mpa. - 【Applicable multiple scenarios】 The HOUVAN H400 scuba tank can be used as both a beginner diving practice and a backup source for professional divers. The same applies to dangerous underwater rescue and fire rescue operations. This mini scuba tank is easy to carry and easy to operate, and can be used for a variety of scenarios such as boat bottom cleaning, pool search, underwater photography, underwater exploration, etc., which is a must-have perfect equipment for outdoor diving. - 【Our Service】You can get: H400 diving cylinder, 1.0L cloth bag, scuba adapter, diving glasses, user manual and some other extra accessories. It is recommended to read the product manual carefully before using the product. If you have any questions about the product, please feel free to contact us. ## Technical Specifications | Specification | Value | |---------------|-------| | Brand Name | HOUVAN | | Manufacturer | HOUVAN | | Style | H400 Black+diving Glasses | ## Images ![S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation - Image 1](https://m.media-amazon.com/images/I/71DBLAbpvwL.jpg) ![S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation - Image 2](https://m.media-amazon.com/images/I/71DaTY5jToL.jpg) ![S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation - Image 3](https://m.media-amazon.com/images/I/71LWr4ZLBJL.jpg) ![S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation - Image 4](https://m.media-amazon.com/images/I/71wKHF-KGRL.jpg) ![S400 Mini Scuba Tank 1.0L Scuba Tank Portable Diving Tank with On-Off Valve Reusable Underwater Breathing Pony Bottle for Underwater Exploration Emergency/Recreation - Image 5](https://m.media-amazon.com/images/I/71go2FaA6UL.jpg) ## Available Options This product comes in different **Style** options. --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hr/products/614226184-s400-mini-scuba-tank-1-0l-scuba-tank-portable-diving](https://www.desertcart.hr/products/614226184-s400-mini-scuba-tank-1-0l-scuba-tank-portable-diving) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-12*