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LG18650 MJ1 3.7V 3500mAh High Drain 10A Continuous Discharge Rechargeable Lithium Battery (Flat Top)


The LG MJ1 18650 is the first LG cell with 3500mAh in capacity yet still manages a respectable 10A of continuous discharge in a flat top format

Note: Latest batch of 2020 batteries look different from picture above, has a LG Chem warning near the bottom



  • Capacity (Ah): 3.5 Ah ( 3500mAh )
  • Charging Voltage (V): 4.2 V
  • Nominal Voltage (V): 3.6V-3.7V
  • Weight max. (g): 49 g
  • Diameter (mm): 18.05 mm (+/- 0.03 mm)
  • Height max. (mm): 65.2 mm (+/- 0.03 mm)
  • Max. Continuous Discharge rate: 10A ( 10000 mA)
  • Top (positive side): Flat top
  • Model: INR18650-MJ1
  • Made by LG Chem


Regarding Exchanges/Warranty

Due to the nature of this consumable product, no returns/exchanges with this product or other replacements are allowed unless the product is DOA

Warranty coverage will be 3 Months Full Warranty (against explosions/leakage/venting) unless battery has been found to be pushed beyond its stated specs, misused or overdischarged 



  • CAUTION: when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled
  • User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging,and assembly before use
  • Put the batteries in fire-proof container when bringing them out or when they are not in use
  • Do not put batteries on wood surface, carpets or flammable materials when charging
  • Never leave battery un-attended when charging (especially overnight)
  • We are not responsible for any damage(s) to property or injuries if there is any modification of the batteries in form, shape, or when made into packs
  • We are not reponsible for any damage(s) to property or injuries arising from possible explosions, leaks or fires resulting from the use or misuse/mishandling of these Li-Ion batteries
3 Months 1-1 Replacement Warranty