Efest 21700 IMR Battery - 30A, 4000mah (2pcs)

  • $25.99
3 review(s)

This pair of Efest 21700 cells are each rate for 30A continuous discharge with a capacity 4000mAh making them perfect for use with high wattage vaping devices.


Efest 21700 IMR Battery - 30A, 4000mah (2pcs)

These 21700 IMR batteries from Efest are each rated for a max continuous discharge rate of 30A, with a capacity of 4000mAh. These cells are perfect for use in high wattage vaping devices as a pair, or use a single and carry a charged backup for extended use time.


  • Style/Size: Flat Top 21700
  • Dimensions: 21.5 x 70.4mm
  • Nominal Capacity: 4000mAh
  • Nominal Voltage: 3.7V
  • Maximum Voltage: 4.2V
  • Max Continuous Discharge: 30A


  • 2x Efest 21700 IMR Batteries - 30A, 4000mAh


Welcome to 180 Smoke

Select your province to validate your age.

This website hosts promotional and sales material for adults only (18/19+), not intended for minors.

Government ID verification is required to enter our stores, and to complete all deliveries for online purchases.