Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

Product Details
Customization: Available
Type: Li-ion Battery
Cathode Material: NCM
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  • Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio
  • Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio
  • Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio
  • Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio
  • Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio
  • Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio
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  • Overview
  • Product Description
  • Why Choose US
  • Exhibition
  • Certificate
  • Packaging & Shipping
  • Contact Us
Overview

Basic Info.

Model NO.
21700 40T
Size
Small
Battery Type
Lithium Battery
Nominal Voltage
3.7V
Capacity
4000mAh
Weight
80g
Max Discharging Current
30A
Continuous Discharging Current
20A
Transport Package
Carton
Specification
21*70mm
Trademark
Customized
Origin
Shenzhen
HS Code
8507600090

Product Description

Factory Price High Quality Lithium Ion Battery cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote control, Door lock, Radio, Camera

 

Product Description

 Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, RadioFactory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, RadioFactory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

21700 40T Li-ion Lithium Ion Battery
 
Size 21*70mm
Rated Voltage 3.7V
Rated Capacity 4000mAh
Internal Resitance 12-15mΩ  
Net Weight 45-50g
Cut-off Discharge Voltage 2.75V 
Charge Upper Limit Voltage 4.20±0.05V
Charging Time 1.5 hours(with Efest battery charger)
Max Discharging Current 30A
Continuous Discharging Current 20A
Cycle Life >500s
Standard charger cc/cv(max ,charging rate 2A)
Warranty 1 years
Operating  Temperature charge (0 ~ 45°C)
discharge  (-20 ~ 60°C)
Storage Temperature within 1 month  (-20~ 50°C)
within 3 months  (-20~ 40°C)
within 3 months (-20~ 20°C)
 
 

 

 

Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

Why Choose US

Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

Exhibition

Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

Certificate

Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

Packaging & Shipping

Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

Contact Us

Factory Price High Quality Lithium Ion Battery Cell 3.7V 18650 21700 2500mAh 2900mAh 3000mAh 3500mAh 4000mA for Flashlight, Remote Control, Door Lock, Radio

 

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