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[dismiss] Kung Hei Fat Choy. FastTech will be on holiday from January 20, 2020, to January 31, 2020. Shipping and support will resume normal service on February 1, 2020. (details)
INR 21700-40T 3.6V 4000mAh Rechargeable Li-ion Battery 2-pack / 30A continuous discharge / flat top
$14.76
Free shipping This item ships free to most major countries

stock Ships after the holiday
Estimate: 2/6/2020 (14 days)
format 2-pack
model
quantity

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Bulk Pricing
3 ~ 4
5 +
$13.92
$13.62
Classification
Product Type Batteries
Aesthetic
Color Blue
Power & Batteries
Battery Capacity (Mfg Rated) 4000 mAh
Battery Chemistry Li-Ion
Battery Feature Rechargeable
Battery Form Factor 21700
Battery Rated Voltage 3.6 V
Package
Package Type Plain
Package Contents 2*Batteries
Total Piece Count 2
Dimensions us | metric
Depth 21.2 mm
Height 70.2 mm
Width 21.2 mm
Product Weight 67 g
FastTech
SKU 9673935
DATE LISTED 10/11/2018
Questions?

We'd love to help! Contact Customer Advocates.

This item is covered by FastTech's Standard Return Policy:
100% Satisfaction Guaranteed

Return for refund within: 45 days (details)
Return for replacement within: 6 months (details)

No restocking fee. Shipping charges may apply if returns are not results of FastTech's error.

Important information and restrictions:
  • Because this product contains external batteries, it can only be shipped via select shipping methods. These shipping methods are displayed when you check out the order.
Available models and parts:
10A continuous discharge
$49.46 8 pk
FREE SHIPPING TO MAJOR COUNTRIES
10A continuous discharge
$27.12 4 pk
FREE SHIPPING TO MAJOR COUNTRIES
10A continuous discharge
$14.00 2 pk
FREE SHIPPING TO MAJOR COUNTRIES
10A continuous discharge
$7.31
FREE SHIPPING TO MAJOR COUNTRIES
4-pack / 35A continuous discharge / flat top
 
(1)
$25.06 4 pk
FREE SHIPPING TO MAJOR COUNTRIES
2-pack / 35A continuous discharge / flat top
 
(1)
$12.84 2 pk
FREE SHIPPING TO MAJOR COUNTRIES
35A continuous discharge / flat top
 
(3)
$9.91
FREE SHIPPING TO MAJOR COUNTRIES
30A continuous discharge / flat top
 
(4)
$9.91
FREE SHIPPING TO MAJOR COUNTRIES
2-pack / 30A continuous discharge / flat top
 
(13)
$14.76 2 pk
FREE SHIPPING TO MAJOR COUNTRIES
4-pack / 30A continuous discharge / flat top
 
(2)
$28.31 4 pk
FREE SHIPPING TO MAJOR COUNTRIES
authentic / actual capacity 4700mAh / 9.6A max. discharge current / 4.8A continuous discharge current / flat top
 
(1)
$7.46
FREE SHIPPING TO MAJOR COUNTRIES
authentic / actual capacity 4700mAh / 9.6A max. discharge current / 4.8A continuous discharge current / flat top
 
(3)
$21.45 2 pk
FREE SHIPPING TO MAJOR COUNTRIES
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Dimon_3D
Member

VERIFIED OWNER
  • JoinedOct 2019
  • Posts 0
  • Reviews 1
  • Kudos0
Overall
› Quality
› Value
Great store and great prices. Mail arrived in Russia in 1.5 months. Good merchandise. Original. The
Reviewed on 11/27/2019 Was this review helpful to you? Yes / No

el_mana
Member

VERIFIED OWNER
  • JoinedAug 2018
  • Posts 3
  • Reviews 53
  • Kudos0
Overall
› Quality
› Value
0 of 1 people found the following review helpful
PROS
Gran capacidad Durabilidad muy larga Gran marca
Excelentes baterias 21700 para mod mecanico. Duran bastante mas que cualquiera que haya probado hasta la fecha.
Reviewed on 10/25/2019 Was this review helpful to you? Yes / No

Nemes1s
Member

VERIFIED OWNER
  • JoinedJun 2016
  • Posts 1
  • Reviews 74
  • Kudos0
Overall
› Quality
› Value
PROS
Long life
Great reliable battery lasts for a good long time and great value for money
Reviewed on 8/8/2019 Was this review helpful to you? Yes / No

ded_mazdai
Member

VERIFIED OWNER
  • JoinedJan 2014
  • Posts 1
  • Reviews 7
  • Kudos0
Overall
› Quality
› Value
PROS
Оригинал Высокотоковые
CONS
No
Аккумуляторы оригинал, замер внутреннего сопротивления показал 08,60 мОм, что говорит о том, что батарейки действительно высокотоковые. Например Sanyo 20700b показывают 13.8мОм.
Reviewed on 7/19/2019 Was this review helpful to you? Yes / No

jociur
Member

VERIFIED OWNER
  • JoinedDec 2018
  • Posts 0
  • Reviews 5
  • Kudos0
Overall
› Quality
› Value
PROS
huge capacity, good performance, using it with 0.17ohms or 0.22ohms Hits like a champ.
CONS
none
I think they are real samsung cells All day vape in a mech with 0.22ohms Ni80 build
Reviewed on 7/9/2019 Was this review helpful to you? Yes / No
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View all threads »


Title Last Posted By
Are these the ones to buy?
› started by FloWo1701 on 10/11/2018 7:04:47 AM
Replies: 7
Views: 1395
vapeRobo
Aug 30
Real 4000mAh? 0_o
› started by Zbiten on 5/27/2019 12:18:19 PM
Replies: 3
Views: 396
Mitchmangr
May 27