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The OXBAR G42K by Rocky Vapor packs more user-adjustable controls into a disposable than any other device in the VTW lineup. It holds 20mL of e-liquid at 20mg/mL nicotine salt, delivers up to 42,000 puffs, and provides three adjustments most disposables do not: adjustable nicotine output, adjustable wattage, and adjustable airflow. All three are controlled through the device and shown on a Mega LCD screen. A triple mesh coil and 900mAh rechargeable battery round out a spec sheet that puts this closer to an open pod kit than a traditional disposable.
| Spec | Details |
|---|---|
| E-Liquid Capacity | 20mL (prefilled) |
| Puff Count | Up to 42,000 |
| Nicotine Strength | 20mg/mL (nicotine salt) with adjustable output |
| Coil Type | Triple mesh coil |
| Battery | 900mAh (USB-C rechargeable) |
| Display | Mega LCD (wattage, e-liquid level, battery level) |
| Adjustable Controls | Nicotine output, Wattage, Airflow |
| Activation | Draw-activated |
| Weight | Approximately 95g |
| Flavours Available | 35 |
The G42K's most unusual feature is adjustable nicotine output. While every disposable in this lineup is prefilled at 20mg/mL, most deliver that nicotine at a fixed rate. The G42K adjusts nicotine intensity with a button press, lowering or raising the perceived strength of each draw without changing the liquid itself. This works by controlling how much vapour (and therefore nicotine) is delivered per puff.
For vapers who want a stronger hit at some times and something lighter at others without carrying two devices or switching flavours, this is a meaningful feature that no other disposable at VTW offers.
In addition to nicotine control, the G42K allows wattage to be adjusted directly. Higher wattage produces denser vapour, warmer draws, and more intense flavour. Lower wattage gives a cooler, smoother draw and extends the life of the device. The current wattage setting is shown on the Mega LCD screen in real time.
This replaces the typical Normal vs Boost toggle found on other disposables. Instead of two preset levels, the G42K gives finer control over output.
The G42K uses three mesh heating elements running in parallel. Triple mesh heats e-liquid across a larger surface area than dual mesh designs, producing fuller flavour extraction and denser vapour. In the VTW disposable lineup, only the Elfbar FS70K also uses a triple mesh coil. Every other disposable at VTW runs dual or single mesh.
The 3D curved display shows three data points in real time: current wattage setting, remaining e-liquid level, and battery charge. This is more information than most disposable screens provide. The wattage readout in particular is unique to the G42K in this lineup, since other devices with modes do not show the actual wattage value on screen.
Notable non-iced options include Banana Vanilla (dessert profile), Blue Razz, Clear (flavourless/unflavoured), Mango Passionfruit, Peach Berry, Peach Strawberry, Raspberry Mango, Watermelon Raspberry, and White Grape. The G42K has one of the wider non-iced selections in the VTW disposable lineup.
The G42K occupies a unique spot in the VTW disposable lineup: it is the only device with adjustable nicotine and direct wattage control, and one of only two with a triple mesh coil. At $35.00 for 20mL and 42,000 puffs, it offers more puffs per dollar than most competitors at the same e-liquid capacity.
| Feature | OXBAR G42K | Elfbar FS70K | Geek Bar Pulse X 25K |
|---|---|---|---|
| E-Liquid | 20mL | 20mL | 20mL |
| Puffs | 42,000 | 70,000 | 25,000 |
| Battery | 900mAh | 850mAh | 820mAh |
| Coil | Triple mesh | Triple mesh | Dual vertical mesh |
| Nicotine Control | Adjustable | Fixed | Fixed |
| Wattage Control | Adjustable | 3 presets | 2 presets |
| Airflow | Adjustable | Adjustable | Adjustable |
| Screen | Mega LCD (wattage + levels) | LED (levels) | 3D curved (levels) |
| Flavours | 35 | 20 | 32 |
| Price (VTW) | $35.00 | $33.75 | $35.75 |
The G42K's advantage is control: adjustable nicotine and wattage are not available on either competitor. It also has the largest battery (900mAh) and the widest flavour selection (35). The Elfbar FS70K claims a higher puff count from the same 20mL capacity. The Pulse X 25K has the 3D curved screen and quick charging. All three share adjustable airflow.
Ships within 48 hours · Estimated delivery Jun 23 - Jun 28
US$40
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