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Battery 3s 4s 5s Soldering 3400mAh

Battery 3s 4s 5s Soldering 3400mAh

18650 Battery 3400mAh 6800mAh ncr18650b 12.6v 16.8v 21v battery for screwdriver shurik shura battery 3s 4s 5s Soldering



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Estimated Delivery Date:

Estimated Delivery Date: Saturday, August 27

Due to hight demand, please allow at least 2-4 weeks for delivery.
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Insured & Trackable Worldwide Shipping

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​Product Description:

Model: NCR18650B 3400mah battery pack
Max. continuous discharge current: 4.875A
Rated capacity (minimum): 3400 mah(1P)/6800mah(2P)
Nominal voltage: 2S 7.2V / 3S 10.8V / 4S 14.4 V / 5S 18V
Charging voltage: 2S 8.4V / 3S 12.6V / 4S 16.8V / 5S 21V
Application: tools battery ,screwdriver battery ,battery pack etc.

Packing list: Shipping by choose different bundle.


Due to the voltage of a single battery may be between 3.6v-4.2v, before we build the pack, we will match the battery filter to ensure the consistency of the voltage/internal resistance/capacity, so if you receive the battery pack whose voltage will range to:
3S: 10.8V-12.6V 4S:14.4V-16.8V 5S: 18V-21V
it will normal, please notice this before you purchase, thank you.


Pictures show:
​ Shipment and Delivery:
1. China Post Air Mail: About 15-60 Days to arrive.
2. DHL: About 5-15 Days to arrive
3. EMS: About 7-15 Days to arrive
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Brand Name


Model Number

ncr18650b 3400mah 18650 battery pack



Set Type

Batteries Only

Replacement Battery



Bundle 1

Battery Number

ncr18650b 3 7 3400 18650




ncr18650b 18650 battery pack


18650 3400mah battery pack

Nominal Voltage

3s 10.8v/4s 14.4v/5s 18v

Charging Voltage

3s 12.6v/4s 16.8v/5s 21v

Nominal Capacity



screwdriver battery power bank etc.


tool battery


Yes(contact seller)

Packing list

18650 battery pack for 3S 4S 5S 12.6v 16.8V 21V

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We provide free shipping to over 200 countries around the world*
*with some exceptions

Will I be charged any shipping, customs or duties fees?

No, the price you see is the price you pay - you won’t be charged any extra fees.

When will my item ship?

If you order an in-stock item your order will ship within 3 working days.

How long will my order take to arrive?

Orders are shipped by EMS, USPS, which usually takes 5-20 working days after dispatch, but may take longer due to factors beyond our control.

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You will receive your tracking information within 3-5 working days, but sometimes due to free shipping tracking is not available. If not please contact us at support@expressnztech.com

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