Samsung 40T INR 21700 High Drain Li-Ion Battery - 30A

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Technical Data:

  • Brand: Samsung
  • Model: 40T
  • Size: 21700
  • Nominal Capacity: 4000mAh
  • Nominal Voltage: 3.6V
  • Maximum Voltage: 4.2V
  • Discharge Current: 30A Maximum Continuous
  • Approximate Dimensions: 21.1mm x 70.4mm



WARNING: Please do not over charge, or discharge these batteries.  Use caution to not short these batteries, and never dispose of them in any type of fire. Li-ion cells are very sensitive to charging characteristics and may explode or burn if mishandled. You need to have enough knowledge of Li-Ion rechargeable batteries when charging, discharging and assembly before use. Always charge in/on a fire-proof surface. Never leave charging batteries unattended. Holysmoke LTD will not responsible for damage if there is any modification of the batteries/chargers, and also for any damage caused by misuse or mishandling of Li-Ion batteries and chargers. We only recommend using Lithium Ion rechargeable batteries with a control circuit (protection PCB) to assure safe charge, discharge, etc, use of lithium ion batteries without a protection circuit is potentially hazardous. We cannot be held responsible or liable for any injury, damage, or defect, permanent or temporary that may be caused by the improper use of a LI-ION battery. Please have a basic understanding of the batteries before using.

Please Note: These batteries are unprotected.

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