Demonfire IMR 18650 Battery Rechargeable Flat-Top LiMn


  • 2000 mAh Li-Mn rechargeable battery with 30A amp limit
  • Safe chemistry LiMn battery with high thermal stability significantly reduces risk of explosion or bursting into flames when properly charged, used, and stored
  • No memory effect and can be recharged over 300 times when either partially or fully drained
  • Includes dual battery storage case to safely and securely store and protect your batteries
  • US based seller dedicated to the highest standards of quality and service

13 in stock



Our Demonfire IMR 18650 Battery is one of the highest-performing batteries on the market and perfect for compatible devices that require high-drain performance.

High Drain 18650 Batteries

These Demonfire 18650 IMR batteries have excellent performance due to their chemistry. Because of their lithium magnesium anode composition, these batteries have great drain rate. When going head to head with regular lithium ion batteries, these Demonfire 18650 batteries offer a much higher discharge rate.  

Safe Charging 18650 Cells

We value safety when it comes to battery charging. Our Demonfire IMR batteries are inherently safe due to their chemical composition. Because of the this, there is a decreased risk of overcharging and damage to your battery during a charge.  Check out our Demonfire D1 battery charger as a compatible option for safely charging your 18650 rechargeable batteries.

18650 Battery Specifications:

  • Capacity: 2000mAh
  • Nominal Voltage: 3.7V
  • Continuous Discharge Current: 15A
  • Max Discharge Current: 30A
  • Dimensions: 65.5±0.5mm Length, 18.5±0.2mm Circumference
  • Operating Discharge Temperature: -20 to 60 Degrees Celsius
  • Standard Charge: 0.2C CC/CV to 4.2V, current ≤ 0.01C cut-off
  • Cycle Life: 300 cycles
  • Weight Per Battery: 39.5g

Each Battery Includes:

  • 1 Brand New Demonfire IMR 18650 Battery (Flat-Top, 2000Mah)
  • 1 Dual Battery Case (holds up to 2 batteries total)