One Bar Battery Manual
Complete usage and safety guide for the ONE BAR Battery.
380 mAhType-C3.5V Constant
Product Specification
Output voltage
3.5V constant voltage output
Battery type
Built-in battery 380mAh
Charging
Type-C 5V / 380mAh
Screen Indicators

Battery power indicator
Shows current battery level and charging completion (100% when fully charged).

Pod’s E-juice level
Displays estimated e-juice level of the attached pod.
Reset Button
Reset / Calibrate
- Press the RESET 🔴 button for 5 seconds to reset the e-juice level indicator.
- To calibrate the juice indicator, press the RESET 🔴 button once until a number displays.
Choose accordingly
- 1 — For ONE Bar Pod.
- 2 — For pod with below 9 mL e-juice.
- 3 — For pod with below 6 mL e-juice.
Care & Maintenance
- To prevent injury, please ensure this device is kept away from flammable and explosive materials.
- Please do not leave this device unattended while charging.
Charging Instructions
- Connect to Power Source : Connect the USB Type-C charging cable to a suitable power source (e.g., computer, wall adapter).
- Insert the Charging Cable : Insert the USB Type-C end of the cable into the charging port at the bottom of the device.
- Charging Indication : While charging, the screen indicator illuminates. Once fully charged, the screen indicator shows 100%.
- Initial Use : It is recommended to fully charge the device before initial use.
Warranty Policy
- Thank you for purchasing a ONE product. ONE will provide repair or replacement to the product according to the following terms and conditions:
- The warranty covers defects in materials or workmanship under normal use for a period of 30 days from the date of purchase. Warrantor provides repair or replacement for all the defective parts. This warranty may be rendered void due to the following:
- The purchaser fails to provide this warranty card.
- Failure or damage caused by improper use or unauthorized adjustments.
- Failure or damage as a result of excessive force/impact or non-recommended operating conditions.
- Failure or damage caused by exposure to water or other conducting liquids.
- Failure or damage caused by use with non-ONE brand components or non-recommended e-liquids.
- This warranty does not cover personal or consumable parts such as coil heads, USB cable, and mouthpiece.
Customer Support
For issues, questions, feedback, or adverse event reporting, contact:
- Email: hello@onevape.net
- Phone: +63 927 220 1403
Thank you for choosing ONE BAR. Enjoy your vaping experience responsibly!
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