-41% 3.7V 2000mAh Li-Ion Battery

3.7V 2000mAh Li-Ion Battery

    • $1.48
    • $2.50 -41%
  • Ex Tax: $1.48
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1x18650 Battery Holder

1x18650 Battery Holder

$0.15 $0.45 Ex Tax: $0.15

  • Total accessories: $0.0
  • Grand total: $1.48

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Note: Starting from 21st Oct 2019 onwards, this Li-Ion 18650 battery comes wrapped with Orange color cover. The spec and size remain the same.

Note: This is NOT an A or AA or AAA type of battery, this is specifically 18650 Li-ion rechargeable battery with rated voltage at 3.7V. DO NOT attempt to replace an A-type battery with it.

Note: This battery has a warranty of 2 weeks upon receiving it, so please check and contact us if there is a defect.


This is 18650 battery with the typical capacity of 2000mAh. It is Lithium-Ion based and rechargeable battery (Need proper charger) in cylindrical shape. 18650 battery has become very popular nowadays, many power bank is using it as storage(when being charged) and power source (when being discharged). Even electrical vehicle like Tesla is using 18650 battery particularly to build their battery pack. 

And since this single-cell battery has higher voltage and capacity, rechargeable; it is a very economical solution in electronic or robotic projects. In some cases, this battery has been used for IoT devices powered by Solar or renewable energy. The battery becomes an energy storage device. And of course, it can be series up to get higher voltage, for example, connecting 2 units in series (2 x 18650 battery holder) to get 7.4V (nominal) or 3 units(3 x 18650 battery holder) to get 11.1V using the 18650 battery holders.

Please do charge it using the proper charger with a balancer. Li-ion batteries should be charged and discharged properly to prevent short lifespan and downgrade of its capacity. We recommend using any of these chargers:

Note: This 18650 battery comes with both end (positive and negative) flat metal terminal and there is no protection circuit, so please take extra precaution. Check the polarity before connecting it to load or charger.

You might need these 18650 socket/holder to use this battery:

Features and Specification:

  • Norminal Voltage: 3.7V (fully charged at 4.2V)
  • Minimum discharge voltage: 3.0V, lower is possible but it will shorten the lifespan and reduce the capacity.
  • Typical Rated Capacity: 1960mAh (min), 2000mAh (max)
    • From our test, we manage to get higher capacity at 2150 to 2250mAh from 10 pieces (randomly picked)
  • Recommended charging rate:
    • Rapid Charge: 0.5C, ~1A
    • Standard Charge: 0.2C, ~400mA
  • Charging Voltage: 4.2V ± 0.03V
  • Recommended discharge rate:
    • Maximum discharge: 1C, ~2A
    • Standard discharge: 0.2C, 400mA, down to 3.0V
  • 18650 size: 18mm diameter and 67.5mm length
  • No protection circuit
  • Flat terminal at both end
  • Life cycle: > 300 times if under proper charge and discharge condition

Note: Price is for 1 unit of battery only

Packing List:

  • 1 x 18650 2000mAh battery

Document:

Dimana saya boleh dapat yg button cap? Positive side yg ada timbul sedikit. Bukan flat top. ( Battery guy, 17/10/2019 )
Hi! Anda boleh rujuk link ini . Terima kasih :)

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Tags: 18650, Lithium Battery, Rechargeable,