Some 40K vape devices include digital screens that display battery power and remaining e-liquid information.
But what happens when the screen shows 0% e-liquid while the device still produces vapor?
This question also appears in discussions about other high-puff disposable vapes.
1. E-Liquid Indicators Are Not Always Exact
Depending on the device’s design, an e-liquid indicator may use an estimated consumption calculation rather than directly measuring the remaining liquid.
This means the displayed percentage may not perfectly match the physical amount left inside.
The exact measurement method depends on the manufacturer.
2. Battery Percentage and E-Liquid Percentage Are Different
A vape 40000 puffs device may show two separate indicators:
- Battery indicator: Displays charging or remaining battery information.
- E-liquid indicator: Shows an estimate or status of remaining liquid.
Confusing these two readings can make a device appear empty when the battery is simply running low, or vice versa.
3. Different 40K Models Have Different Displays
For example, the WASPE Crystal 40000 includes a smart LED display showing battery and e-liquid status.
The specific display design and measurement behavior may differ from other brands.
4. Should You Keep Using a Device Showing 0%?
A 0% reading should not automatically be ignored.
Follow the manufacturer’s instructions. If the device produces a burnt taste, overheats, leaks, or operates abnormally, stop using it.
Do not open a sealed disposable device to check the remaining liquid.
Final Thoughts
Digital displays provide useful status information, but their accuracy and measurement methods depend on the model.
For additional specifications, visit the 40K Puff Vapes collection.
Nicotine-containing products are addictive and subject to local regulations.


