Efest (Purple) IMR 21700 (3700mAh) 35A 3.7v Flat-Top Battery


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High Drain IMR 21700 Rechargeable Flat-Top by Efest

The Efest Purple IMR 21700 lithium-ion battery is a great choice for high draw (35 amp) and longevity (3500mAh). This new price is for a two-pack.

  • Model: IMR 21700
  • Quantity: 2
  • Rated Capacity: 3700mAh
  • Nominal Voltage: 3.7V
  • Voltage at end of discharging: 2.5V
  • Max Charging Current: 4A
  • Standard Charge: 2A
  • Discharging Current: 35A
  • Charging Temp Range 0C-45C
  • Discharging Temperature Range: -2C – 75C
  • Inner Resistance: 20M OHM
  • Cell Size: 21 (+-0.2) mm x 7 0 (+- 0.2) mm

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