Efest 21700 battery • 3700 mAh

$17.00



Efest 21700 battery • 3700 mAh

Price is for 1 x 21700 Battery

Features/Specification:

  • 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

Note: This is a larger battery and will only fit in units that can fit a 21700 battery

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