Introducing the Keystone FLEX-3 — the next-generation disposable with power, visibility, and unbeatable longevity.

With up to 68,000 puffs and a visible tank, the FLEX-3 is engineered to deliver 30% more puffs and unprecedented consistency. Its compact yet powerful design comes equipped with:

Key Features:

• Adjustable Power (22W–28W–40W) for a customized vaping experience

• Smart Indicator & Hidden Screen for real-time status readings

• 1100mAh high-capacity battery

• Three premium color options: Silver, Black, and Green

• Type-C fast charging

Per Package Include:

• 1 × Keystone Device (Color randomly assigned)
• 1 × Keystone Pod (20ml)

Specifications:

• Product Type: Pod System
• Liquid Capacity: 20ml
• Puff Count: Up to 68000 Puffs
• Nicotine Strength: 20mg/ml
• Airflow: Adjustable Airflow