--- product_id: 679251266 title: "KIWI design K4 Boost Comfort Battery Head Strap Accessories for Meta/Oculus Quest 3/3S, Dual Charge the VR Headset and Battery Strap in 2.5h" brand: "kiwi design" price: "$329.29" currency: USD in_stock: true reviews_count: 10 category: "Kiwi Design" url: https://www.desertcart.ec/products/679251266-kiwi-design-k4-boost-comfort-battery-head-strap-accessories-meta store_origin: EC region: Ecuador --- # Dual fast charging in 2.5h Ergonomic balanced comfort 3h extended battery life KIWI design K4 Boost Comfort Battery Head Strap Accessories for Meta/Oculus Quest 3/3S, Dual Charge the VR Headset and Battery Strap in 2.5h **Brand:** kiwi design **Price:** $329.29 **Availability:** ✅ In Stock ## Summary > ⚡ Power up your VR playtime — comfort and speed in perfect harmony! ## Quick Answers - **What is this?** KIWI design K4 Boost Comfort Battery Head Strap Accessories for Meta/Oculus Quest 3/3S, Dual Charge the VR Headset and Battery Strap in 2.5h by kiwi design - **How much does it cost?** $329.29 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/679251266-kiwi-design-k4-boost-comfort-battery-head-strap-accessories-meta) ## Best For - kiwi design enthusiasts ## Why This Product - Trusted kiwi design brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safety You Can Trust:** Premium battery cells with multi-layer protection and UL certification ensure worry-free, reliable power. - • **Effortless Fit & Share:** 52-degree damping hinge and quick adjustment dial make wearing and sharing your Quest 3/3S seamless and instant. - • **Comfort Meets Performance:** Thickened padding and enlarged rear support reduce strain, letting you game longer with perfect balance. - • **Power Through Marathon Sessions:** Up to 3 hours extra battery life keeps your VR adventures going strong without interruptions. - • **Charge Twice as Fast, Play Twice as Long:** DualBoost system juices both headset and battery strap simultaneously, fully charged in just 2.5 hours. ## Overview The KIWI design K4 Boost Comfort Battery Head Strap is a premium accessory for Meta/Oculus Quest 3/3S that extends your VR headset’s battery life by 3 hours. Featuring a dual fast charging system that fully powers both the headset and battery strap in just 2.5 hours, it ensures minimal downtime. Designed with ergonomic comfort in mind, it balances weight and reduces facial pressure for longer, strain-free gaming sessions. Built with high-quality, UL-certified battery cells and advanced safety protections, it offers reliable and safe performance. Easy to wear and adjust, it’s perfect for sharing immersive VR experiences with friends and family. ## Description Product description Review: Perfect - Just perfect Review: Battery life adds up to 1.5 hrs - Comfortable and reliable. The weight balance will cause less strain on the neck/ face ## Features - Extended Playtime with Enhanced Battery: Enjoy uninterrupted gaming with up to 3 hours of additional battery life; play longer without worrying about running out of power; tailored to your usage scenarios for maximum performance - Dual Fast Charging; Two Times Faster: Power up both K4 Boost and Quest 3/3S simultaneously with DualBoost Charging system; fully charged in just 2.5 hours; 45W adapter delivers 25W output to Quest 3/3S; reach 50% charge in 30 minutes for two hours of playtime - Comfortable and Balanced Design: Game longer with enhanced comfort; enlarged rear support and thickened padding reduce facial pressure; better weight balance reduces strain on the head and neck for extended play - Safe and Reliable Materials: Built with high-quality battery cells and advanced charging system; multiple layers of protection including NTC and UL certifications; materials rigorously tested in TUV lab for safety and durability - Easy Wear and Quick Adjustment: Easily put on and take off your Quest 3/3S with a 52-degree damping hinge; quick adjustment dial ensures a perfect fit every time; share the fun instantly with family and friends ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D4TGY2F2 | | Additional Features | Lightweight | | Age Range Description | Adult | | Battery Average Life | 3 Hours | | Battery Capacity | 3 | | Best Sellers Rank | #622 in Videogames ( See Top 100 in Videogames ) #21 in Virtual Reality Hardware & Accessories | | Brand | KIWI design | | Built-In Media | Headstrap | | Color | White | | Colour | White | | Compatible Devices | Personal computer, smartphone | | Compatible devices | Personal computer, smartphone | | Connectivity Technology | Bluetooth | | Connectivity technology | Bluetooth | | Connector Type | USB Type C | | Controller Type | Knob Control | | Country of Origin | China | | Customer Reviews | 4.6 out of 5 stars 2,227 Reviews | | Display Maximum Resolution | 3664 x 1920 | | Display Refresh Rate in Hertz | 90 | | Display Resolution Maximum | 1832x1920 | | Display Type | OLED | | Field Of View | 52 Degrees | | Included components | Headstrap | | Is Mixed Reality Compatible | No | | Item Weight | 363 g | | Manufacturer | Shenzhen Hongjiantou Technology Co., Ltd. | | Mfr Part Number | QS02B | | Model Number | QS02B | | Operating System | Oculus | | Platform | Meta Quest | | Resolution | 1832 x 1920 | | Sensor Technology | Inside-out tracking | | Special features | Lightweight | | Specific Uses For Product | Play, 360 degree video watching | | UPC | 850052498382 | | Unit Count | 1 Count | | VR Operating Platform Compatibility | Standalone | | Warranty Description | 2 Year Manufacturer | ## Product Details - **Brand:** KIWI design - **Colour:** White - **Connectivity technology:** Bluetooth - **Included components:** Headstrap - **Special features:** Lightweight ## Images ![KIWI design K4 Boost Comfort Battery Head Strap Accessories for Meta/Oculus Quest 3/3S, Dual Charge the VR Headset and Battery Strap in 2.5h - Image 1](https://m.media-amazon.com/images/I/615H04ygcVL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Perfect *by M***R on 7 October 2025* Just perfect ### ⭐⭐⭐⭐⭐ Battery life adds up to 1.5 hrs *by S***1 on 2 June 2025* Comfortable and reliable. The weight balance will cause less strain on the neck/ face ### ⭐⭐⭐⭐ Value for money *by M***K on 21 September 2025* I can use my Quest for longer periods ## Frequently Bought Together - KIWI design K4 Boost Battery Head Strap for Meta Oculus Quest 3/3S, Adjustable VR Headband Accessories with Dual Charge, Extend Playtime & Reduce Facial Stress - Meta Quest 3 512GB — Ultimate Mixed Reality Experiences — Get Batman: Arkham Shadow and a 3-Month Trial of Meta Horizon+ Included - AMVR FC3 Upgraded Comfort Face Cover Pad Facial Interface Compatible with Meta/Oculus Quest 3 Accessories, with Knob Adjustable, with PU Face Cushion and Breathable Ice Silk Cotton --- ## 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.ec/products/679251266-kiwi-design-k4-boost-comfort-battery-head-strap-accessories-meta](https://www.desertcart.ec/products/679251266-kiwi-design-k4-boost-comfort-battery-head-strap-accessories-meta) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-07-07*