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Authentic LiitoKala Lii-50E 21700 3.7V 5000mAh Li-ion Battery (4-Pack) ↓ details & specifications
$24.39
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Classification
Product Type Batteries
Aesthetic
Color Yellow
Power & Batteries
Battery Capacity (Mfg Rated) 5000 mAh
Battery Chemistry Lithium
Battery Feature Rechargeable
Battery Form Factor 21700
Battery Rated Voltage 3.7 V
Manufacturer
Brand LiitoKala
Package
Package Type Plain
Package Contents 4*Batteries
Dimensions us | metric
Depth 21 mm
Height 70 mm
Width 21 mm
Product Weight 28 g
FastTech
SKU 9718729
DATE LISTED 12/13/2019
Details:
  • Internal resistance: <= 20mΩ
  • Cut-off discharge voltage: 2.5V
  • Charging upper limit voltage: 4.20 +/- 0.05V
  • Charging method: CC / CV
  • Standard charging time: 4.0 hours
  • Charging circuit: 0.5C A
  • Standard charging circuit: 0.2C A
  • Standard discharge circuit: 0.2C A
  • Fast discharge circuit: 0.5C A
  • Maximum discharge circuit: 2C A
  • Working temperature: 0 ~ 50'C (charging), -20'C ~ 60'C (discharging)
  • Storage temperature: -20'C ~ 60'C (within 1 month); -20'C ~ 45'C (within 3 months); -20'C ~ 20'C (within 12 months)
  • Please Note: The actual battery capacity is about 4500mAh.
Questions?

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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 / protected (w/ nickel sheet)
$9.30 2 pk
FREE SHIPPING ELIGIBLE
2200mAh actual capacity / 10A continuous discharge
$3.24
FREE SHIPPING ELIGIBLE
10A continuous discharge / protected (w/ nickel sheet)
$4.98
FREE SHIPPING ELIGIBLE
10A continuous discharge / protected (w/ nickel sheet)
$9.30 2 pk
FREE SHIPPING ELIGIBLE
10A continuous discharge / protected (w/ nickel sheet)
$4.98
FREE SHIPPING ELIGIBLE
10A continuous discharge
 
(1)
$9.30 2 pk
FREE SHIPPING ELIGIBLE
40A continuous discharge
 
(2)
$11.05 2 pk
FREE SHIPPING ELIGIBLE
20A continuous discharge
 
(1)
$4.90
FREE SHIPPING ELIGIBLE
20A max. discharge current / 15 mohm internal resistance
 
(2)
$6.69
FREE SHIPPING ELIGIBLE
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AZMacky
Member

VERIFIED OWNER
  • JoinedApr 2015
  • Posts 0
  • Reviews 1
  • Kudos0
Overall
› Quality
› Value
The most important parameters of Li-ion battery are the internal resistance and capacity. These batteries arrived at about 3.68 volts, which were at about a half charged point. It took about 2600-2700... (read full review)
Reviewed on 6/4/2021 Was this review helpful to you? Yes / No
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Title Last Posted By
No amp rating?
› started by cjhards on 12/13/2019 11:27:56 AM
Replies: 5
Views: 695
Binky18
3 / 22 / 2020