These are high-quality, rechargeable batteries from Efest that are available in a variety of different sizes and capacities.  Please ensure you are selecting the correct battery for your device before purchasing.

Efest 26650 4200mah 3.7V Flat Top.  This long-life Efest 26650 features a new, thicker purple wrap.
Suitable for devices compatible with rechargeable batteries of this size.  Electronic cigarette manufacturers have highly recommended Efest's range of high-end batteries.  They are known to be exceptionally reliable, with mass capacity for power, and have safety at the paramount point of their priorities list.

The Largest Battery For The Largest Life

The Efest 26650 battery is perfect for compatible mods if you want that huge jump in battery life.  Boasting 4200mAh this chunky battery has got you covered all day.

• Battery Capacity - 4200mAh
• Battery Discharge - 50A
• Battery Size - 26650
• Battery Voltage - 3.7V
• Weight: - 44g
• Height: - 6.5cm (2.6")
• Diameter: - 2.6cm (1.0")