Home General Veil Bar Flow Technical/Spec Sheet

Veil Bar Flow Technical/Spec Sheet

Last updated on Sep 29, 2025

General Specifications

  • Size: 99.3 × 42.3 × 20.4 mm

  • Battery capacity: 650 mAh

  • Current: 3A discharging

  • Voltage: 3.2–4.2V

  • Output voltage: 1.8V / 2.4V / 2.8V / 3.4V / 3.8V

  • Static current: < 10 μA

  • Charging port: Type-C

  • Loading range: ≥ 0.8 Ω

  • Product net weight: 65 g

  • Shell material: Aluminum alloy shell + silicone mouthpiece + plastic bottom

  • Fit cartridge: Ø 14 × 52 mm or Ø 12 × 58 mm (dimensions without thread head)


Operation Specifications

  • Power on/off:
    Press the button within 1.5s to turn on or off. Indicator light remains on for 1 second to confirm.
    Note: No auto-shutdown; must be powered off manually.

  • Share mode:
    Press twice within 1.5s to enable automatic smoking.

    • Colorful rainbow lights = share mode active.

    • Stops after 15s of continuous operation.

  • Operating system:

    • Auto-draw: Current light gradually brightens when inhaling, fades out when stopped.

    • Button control: Hold the button to smoke; current light stays bright during operation, fades when released.

  • Change voltage: (Factory default = blue, 3.4V)

    • 1.8V → Yellow light

    • 2.4V → Purple light

    • 2.8V → Green light

    • 3.4V → Blue light

    • 3.8V → Red light

  • Power indicator:
    Press button once to display battery level (light stays on for 2s):

    • 75% → Green light

    • 35–75% → Blue light

    • <35% → Red light


Charging Specifications

  • Low voltage:
    Below 3.2V → red light flashes 10 times; alarm to charge.

  • USB charging current:
    5V/0.5A with overvoltage protection.

    • Vaping or other operations not supported while charging.

    • Fast charging not supported.

  • Charging display:
    Red = charging
    Green = fully charged

  • Charging time: ~80 minutes

  • Charging high voltage protection:
    5V/0.5A = normal.
    7V–28V = protection mode, charging cut off.


Protection Features

  • Smoking timeout: >10s puff → red light flashes 4 times, standby.

  • Switch memory: Remembers last voltage setting after reconnection.

  • Overload: PCBA with overvoltage protection.

  • Short circuit: Red light flashes 3 times, standby.

  • No load: White light flashes 3 times, standby.

  • Overload (low resistance): <0.8 Ω → white light flashes 5 times, standby.