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Efest

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A high drain 21700 battery from Efest

Size: 21700
Nominal Capacity: 3700mAh
Nominal Voltage: 3.7V
Maximum Voltage: 4.2V
Discharge Current: 30A Maximum Continuous, Rated 35A Maximum Pulse by EFEST (Efest markets this battery as having a 35A amp limit, however this rating has been proven to be exaggerated)
Style: Flat Top
Protected: NO, UNPROTECTED
Approximate Dimensions: 21.5mm x 70.4mm
Approximate Weight: 73.12g

Warning:
Use caution as misusing or mishandling the battery may cause a FIRE or EXPLOSION which may result in personal injury or property damage. The user must have an appropriate understanding of the potential dangers of LITHIUM ION BATTERIES before purchase and usage. No express or implied guarantee of compatibility, suitability, or fitness for any particular purpose or device can be made. This battery is manufactured and sold for the intended use of system integrations with proper protection circuitry or battery packs with a BMS (battery management system) or PCB (circuit board/module). USAGE OF THIS BATTERY IS AT YOUR OWN RISK! Please click here to ask a question
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Buy more than one of this item and only pay for shipping once.
  • North Island$10.00
  • South Island$10.00
  • Rural North Island$15.00
  • Rural South Island$15.00
  • Seller does not allow pick-ups
  • Seller location: Invercargill, Southland, NZ

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