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1500mAh battery, 18W fixed output, 2ml Prism T20S tank, MTL vaping, single-button operation, top-fill design
- Same day dispatch on weekdays by 6:30pm, and weekends by 12pm
- Free UK shipping Over £20
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- Hassle-free returns & warranty support available
- Strict 18+ age verification required at checkout
- This product contains nicotine, a highly addictive substance
- Fully compliant with UK TPD regulations
Innokin Endura T20-S is a pen-style mouth to lung vape kit that keeps things dead simple. One button, fixed 18W output, no menus. A proper vape pen starter kit for the price -- you would struggle to find another pen kit with a 1500mAh battery and Innokin's Prism-S tank working this well together. We have sold stacks of these to people coming off cigarettes and disposables, and the feedback speaks for itself.
You get a TPD compliant 2ml top-fill tank, three coil options in the Prism-S range for dialling in your preferred draw, and enough battery to get through a full day of MTL vaping without hunting for a charger. The three-colour LED on the body tells you where you stand with battery life, so no nasty surprises mid-commute.
At 92g it practically disappears in a coat pocket. Spot on for ex-smokers, first-time vapers, or anyone who just wants to pick up a kit and get on with their day.
Key Features
- 1500mAh Built-In Battery -- Supports a full day of moderate vaping without reaching for the charger
- 18W Fixed Output -- Consistent vapour and flavour with zero adjustment needed
- 2ml Top-Fill Prism-S Tank -- Quick, mess-free refills with a TPD compliant capacity
- Single Button Operation -- Fire button doubles as a lock switch for pocket safety
- Prism-S Coil Compatibility -- Works with 0.8 Ohm, 0.9 Ohm Mesh, and 1.5 Ohm coils for flexible draw options
- 3-Level LED Battery Indicator -- Green, yellow, and red lights show remaining charge instantly
- Stainless Steel Construction -- Durable build that holds up well over months of daily use
- Vape While Charging -- Passthrough charging means no downtime when plugged in
Core Advantages
Genuine Simplicity for New Vapers
One button fires the device. Five clicks lock it. No wattage menus, no screens to navigate. Vapers switching from cigarettes report that this simplicity is exactly what keeps them off tobacco.

Prism-S Tank Flavour Performance
The Prism-S coil system delivers noticeably clean flavour for a kit at this price. The 0.8 Ohm coil suits 50-70% VG liquids with a warmer draw, while the 1.5 Ohm option works best with higher PG for a tighter, more cigarette-like pull.

All-Day Battery Without the Bulk
At 1500mAh, the T20-S outlasts most pen kits in its class. Light to moderate vapers regularly get through a full day on a single charge, and passthrough charging means you can still vape while topping up via Micro-USB.

Pocket-Friendly Pen Design
Weighing 92g with a 20mm diameter, this kit slips into a pocket without the bulk of a box mod. The button-lock feature stops accidental firing in your bag or jeans.

Coil Range That Grows With You
Three coil options in the Prism S range let you fine-tune your draw. Start with 1.5 Ohm for a tight MTL hit, move to 0.8 Ohm for slightly more vapour, or try the 0.9 Ohm mesh coil for improved flavour resolution.

Available Colours
- Black - Classic matte finish
- Blue - Deep navy tone
- Grey - Understated slate
- Gun Metal - Dark metallic sheen
- Purple - Rich solid purple
- Rainbow - Multicolour iridescent finish
- Red Fade - Gradient red to dark
- Red - Bold solid red
- Royal Purple - Deep jewel-toned purple
- Stainless Steel - Polished silver look
- Teal Fade - Gradient teal to dark
- Tropical Fade - Warm gradient blend
Top 5 Best-Selling Setups VAPEBUS Users Actually Buy
1. Black Kit + Menthol E-Liquid
Clean, icy menthol paired with the understated black finish. This is our most popular combo for ex-smokers who want a cool throat hit that closely mimics menthol cigarettes. Consistent seller across all nicotine strengths.
2. Stainless Steel Kit + Tobacco E-Liquid
Traditional tobacco flavour with the classic stainless look. Vapers switching from cigarettes gravitate toward this pairing because the familiar taste makes the transition less jarring. Our customer service team recommends this setup more than any other for first-time buyers.
3. Blue Kit + Blue Razz Lemonade E-Liquid
Sweet blueberry with a tangy citrus finish. Younger adult vapers moving away from disposables tend to pick this one. The fruity profile works particularly well with the 0.8 Ohm Prism-S coil.
4. Red Fade Kit + Strawberry Raspberry Cherry Ice E-Liquid
A triple-berry ice blend that delivers on both sweetness and cooling. Popular as a second purchase once vapers gain confidence with the kit and start exploring bolder flavour profiles.
5. Gun Metal Kit + Kiwi Passion Fruit Guava E-Liquid
Tropical fruit mix with the premium-looking gun metal body. Vapers praise this combination for its balanced sweetness, and it has become a staple reorder for customers who stick with the T20-S long term.
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Summary and Verdict
We get asked a lot who this kit is actually for. Honest answer: the Innokin Endura T20-S Vape Kit suits anyone who wants to vape without having to learn anything first. Switching from disposable vapes? Trying to bin the cigarettes? This is the kit our team reaches for when someone walks in and says "I just want something that works." Beginners and returning vapers will both get on fine with it.
The stainless steel body has a decent weight to it and does not feel cheap. Prism-S coils punch above their weight on flavour for a pen kit at this price bracket, and that 1500mAh battery genuinely lasts a working day for most folk. Slim enough at 20mm to sit in your pocket alongside your phone without any grief.
Micro-USB charging feels a bit dated now and there is no wattage adjustment, but neither of those things matter if all you want is a reliable daily vape. If you want something with USB-C and a bigger battery, the Endura Apex is worth a look. Otherwise, the Innokin Endura T20-S Starter Kit is one of the best-value beginner vape kits we carry. A dependable refillable vape pen that does the job and does not overcomplicate things.
FAQs
Is the Innokin Endura T20-S easy to use for someone new to vaping?
We sell this kit to first-time vapers every day. Single-button operation means you press to fire and five-click to lock. No settings to adjust, no screens to read. Fill the tank, prime your coil for five minutes, and you are ready to go.
How long does the Innokin Endura T20-S battery last?
The 1500mAh battery lasts most vapers a full day with moderate use. Heavier vapers may need a top-up by evening. The three-colour LED battery indicator takes the guesswork out of knowing when to charge.
What e-liquid should I use with the Innokin Endura T20-S?
For the 0.8 Ohm coil, go with 50-70% VG e-liquids. For the 1.5 Ohm coil, higher PG blends (50% PG or above) give the best results. Nic salt e-liquids at 10mg or 20mg work well in both coils for a smooth throat hit.
Does the Innokin Endura T20-S leak?
Occasional leaking can happen if the coil is not seated properly or the tank is overfilled. We recommend filling to just below the max line, making sure the coil is hand-tightened firmly, and keeping the kit upright when not in use. Following these steps, the vast majority of our customers report no issues.
What coils are compatible with the Innokin Endura T20-S?
The kit uses Innokin Prism S coils in three options: 0.8 Ohm standard, 0.9 Ohm mesh, and 1.5 Ohm. All three are widely available and come in packs of five. We keep full stock on our site.
Is the Endura T20-S better than a disposable vape?
The T20-S costs more upfront but saves a significant amount over time since you only replace coils and e-liquid. Flavour quality is noticeably better than most disposables, and the 2ml tank paired with a refillable system gives you far more choice in what you vape.
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