EFEST 21700 Battery – 3700 mAh – 35A- High Drain Rechargeable-100% AUTHENTIC


Efest 21700 Battery 3700mAh 35A high drain rechargeable battery with flat top. Genuine Product from Efest. *ONLY COMPATIBLE WITH THE 21700 BATTERY MODS. NOT COMPATIBLE WITH THE 20700/18650 BATTERY MODS

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SKU: EFA794 Category:



  • Model: IMR 21700 V1
  • Rated Capacity: 3700mAh
  • Nominal Voltage: 3.7V
  • Voltage at end of discharge: 2.5V
  • Max charging current: 4A
  • Standard charge: 2A
  • Maximum Discharge current: 35A
  • Charging temperature range: 0C to 45C
  • Discharge temperature range: -20C / -75C
  • Inner resistance L 20 ohm
  • Cell size : 21mm x 70mm



Mooch Test and Result


Warranty from EFEST

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