The world's first shake-free portable nitro infuser. 99% pure nitrogen creates an ultra-silky cascading texture — no countertop machine needed.
全球首款免摇晃便携氮气注入器。99%高纯度氮气，打造丝滑如绸的瀑布浪涌质感，无需台面机器。
Watch how N2Dup transforms ordinary cold brew into a silky, cascading masterpiece.
看 N2Dup 如何将普通冷萃变成丝滑细腻的氮气咖啡。
Countertop nitro machines like EverNitro ($520) and Cumulus ($695) cost a fortune and take up precious kitchen space.
台面氮气机如 EverNitro（$520）和 Cumulus（$695）价格高昂，还占厨房空间。
Traditional nitro whips require 30+ seconds of aggressive shaking — and still only reach ~90% nitrogen purity.
传统氮气奶泡器需用力摇晃 30 秒以上，氮气纯度却只有约 90%。
Desktop machines like NitroPress DS ($349) are tethered to your countertop. No park. No office. No camping.
台面机器如 NitroPress DS（$349）只能放家里，无法带去办公室、户外或露营。
Our patented internal architecture achieves 99% nitrogen concentration — surpassing EverNitro (95%) and iSi (~90%). The result: an ultra-fine cascading effect with a dense, velvety head that lasts.
专利内部结构实现 99% 氮气浓度，超越 EverNitro（95%）和 iSi（~90%）。呈现超细腻瀑布浪涌效果，绵密持久。
Our structural innovation evenly distributes nitrogen automatically. Just press the lever — perfect nitro every time. No arm workout needed.
创新内部结构让氮气自动均匀分布，按下手柄即可——告别传统奶泡器"用力摇30秒"的痛苦。
Nitrogen micro-bubbles release aromatic compounds trapped in cold brew, intensifying flavor by up to 30%. Pure physics, zero additives.
氮气微泡释放冷萃中的芳香物质，提升风味感知高达 30%。纯物理作用，不改变咖啡成分。
In the 500ml portable category, N2Dup delivers the finest, silkiest nitrogen cascade — verified against all major competitors.
在 500ml 便携品类中，N2Dup 的氮气细腻丝滑程度经对比验证为最佳。
Under 1 pound, pocket-friendly form factor. Take it to the office, the park, a dinner party, or a camping trip.
不到 1 磅重量，随身携带。办公室、公园、聚餐、露营——随时随地享用氮气咖啡。
Fill with your favorite cold brew (up to 500ml)
倒入你喜爱的冷萃咖啡（最多500ml）
Load a standard N2 cartridge and seal
装入标准 N2 气弹并密封
Internal structure does the work — no shaking
内部结构自动完成——无需摇晃
Press the lever, watch the mesmerizing cascade
按下手柄，欣赏迷人的瀑布浪涌
| Feature维度 | Traditional Whips传统奶泡器 | iSi Nitro Whip | EverNitro | N2Dup |
|---|---|---|---|---|
| Price价格 | $30–70 | $100–180 | $299–520 | $89 |
| N2 Purity氮气纯度 | N/A (N2O) | ~90% | ~95% | 99% |
| Shaking是否摇晃 | Heavy用力摇 | 30s+ | Auto自动 | Zero免摇 |
| Portable便携性 | ✓ | ✓ | ✗ | ✓ |
| Cascade Quality浪涌效果 | None无 | Good良好 | Excellent优秀 | Best in class最佳 |
| Type类型 | Desktop手持 | Handheld手持 | Desktop台面机 | Handheld手持 |
Silky cascading nitro coffee at home. Smooth, rich, and Instagram-worthy.
在家享受丝滑瀑布浪涌氮气咖啡，口感绵密，极具视觉冲击力。
Elevate your espresso martini with a velvety nitrogen-infused texture.
为浓缩马提尼注入丝滑氮气质感，派对上的焦点。
Cold brew tea meets nitrogen for an unexpectedly smooth, creamy mouthfeel.
冷泡茶遇上氮气，带来意想不到的绵密丝滑口感。
Lightweight and portable. Barista-quality nitro on the go.
轻便易携，户外也能享受大师级氮气咖啡。
Upgrade your daily coffee ritual. Impress your colleagues.
升级每日咖啡仪式，成为办公室最受欢迎的人。
Pro-grade results at a fraction of commercial machine costs.
专业级效果，仅需商用机器零头的价格。
Limited quantities at each tier. Retail price will be $129–149 after campaign.
每档限量。众筹结束后零售价 $129–149。
Join the waitlist for exclusive early bird pricing and launch-day notifications.
加入候补名单，获取独家早鸟价格和上线通知。