Uwin Crystal Twins 40K — 40,000 Puff dual-option Disposable
Uwin Crystal Twins 40K pairs two options in one device with a simple switch mechanism — no buttons, no menus, just flip between sides. With 32ml of capacity split across both chambers and a 0.6Ω mesh coil, it delivers solid profile consistency across the full 40,000 puff lifespan. The crystal-transparent body and smart screen showing battery and capacity levels give it a clean look that sells well in Western European markets, especially Spain, France, and Germany.
For shops already stocking single-option disposables like the Fumot Leopard 40K or WASPE Bar 60K, the Crystal Twins adds a dual-option option at a similar price tier. It competes with the MRVI Twins 32K but offers higher puff count and larger capacity capacity.
| Spec | Detail |
|---|---|
| Puff count | Up to 40,000 |
| option system | dual-option switch (2 options per device) |
| capacity capacity | 32ml total |
| Battery | 850mAh rechargeable (Type-C) |
| Coil | 0.6Ω mesh coil |
| strength options | 0%, 2%, 3%, 5% |
| Display | Smart screen — battery and capacity level |
| Body | Crystal transparent design |
| Packaging | 10 pcs per box |
option combinations — 16 dual-option Sets
Best sets to stock first: Watermelon Ice / Mixed Berries, Blueberry On Ice / Summer Peach Ice, and Strawberry Kiwi / Grape Ice — these cover the most popular profiles in European markets.
Fruit + ice combos (safe bets): Watermelon Ice / Mixed Berries, Blueberry On Ice / Summer Peach Ice, Strawberry Ice / Mango On Ice, Blue Razz Ice / Dragon Fruit Ice — iced fruits are the backbone of any European disposable vape lineup, and these pairs give customers two reliable options per device.
Berry-heavy sets: Blueberry Raspberry / Cherry Ice, Strawberry Raspberry Cherry / Mr Blue, Kiwi Passion Fruit Guava / Blueberry Raspberry — strong in Northern Europe where berry profiles dominate. Mr Blue is an energy-drink-style option that pulls in younger buyers.
Tropical and sweet: Kiwi Passion Fruit Guava / Two Apple, Strawberry Watermelon / Lemon Lime, Peach Mango Pineapple / Red Bull, Strawberry Banana / Love 66 (Passion Fruit Melon Ice) — these sell best in Southern European markets during warmer months. The Red Bull pairing adds novelty.
Bolder and drink-inspired: Dragon Fruit Banana Cherry / Pink Lemonade, Peach Mango / Cherry Cola, Strawberry Red Bull / Cherry Ice, Fizzy Cherry / Blue Razz Ice (if available in your market) — test with smaller quantities first. Cherry Cola and energy drink options are either loved or ignored depending on your customer base.
Shipping and Ordering
Uwin Crystal Twins 40K ships from China with typical lead times of 10–18 business days to European destinations. MOQ is 10 units, with better pricing at 30+ and 100+ units. You can mix option sets and strength options freely within a single order.
For EU markets, 0% and 2% strength are the most popular choices. Strengths of 3% and 5% are available but may require regulatory checks depending on your country — several EU member states enforce strength caps on retail sales. Contact us via our contact page for carton specs and custom order quotes.





































Lukas Schneider –
Smooth dual option switch and 40K puffs lasting longer than expected. Compact design, strong battery, and clean option. Great option for both personal use and resale.
Henk Vermeer –
Dual option switch at 40K puffs — smooth transitions, crystal design looks great on display. Excellent for resellers.