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All orders before 3pm CST are shipped the same day!
All orders before 3pm CST are shipped the same day!

Samsung 30T INR 21700 3000mAh 3.7V Unprotected High-Drain 35A Lithium Ion Battery

by Samsung
Sold out
Original Price $6.50
Current Price $6.15

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Units sold individually


  • High-drain unprotected cell for demanding electronics
  • 35A Maximum discharge current provides steady power for high-drain devices
  • Flat top terminals compatible with common high-drain devices
  • 3000mAh capacity for long runtimes even under heavy use



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). This battery is neither designed nor intended to be used with an e-cig, vape, or similar device. USAGE OF THIS BATTERY IS AT YOUR OWN RISK!

Local regulations and laws pertaining to the recycling and disposal of lithium ion batteries vary so please consult your local jurisdiction regarding appropriate disposal. Many retail stores offer free recycling of rechargeable batteries.