High Capacity 21700 40t 30A Lithium Ion Inr21700-40t 4000mAh 21700 Rechargeable Battery

• Type: Li-ion Battery
• Cathode Material: NCM
• Rechargeable: Yes
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: 21700-40T
• Size: 21700
• Name: 21700lithium Ion Rechargeable Battery
• Dimension: 21*70
• The Discharge Rate: 35A
• The Charging Ratio: 1c
• Cycle Life: >250 Times
• Capacity: 4000mAh
• Internal Resistance: 20mΩ
• Storage Type: 25°c
• Work Temperature: -20 to 45
• Certification: Bis CE CB
• Battery: Inr
• Types: Rechargeable
• Weight: 70.0g ±2g
• Battery Type: 21700 Rechargeable Li-ion
• Anode Material: Ncm
• Transport Package: Standared Package
• Specification: 21*70mm
• Trademark: OEM
• Origin: Kaifeng
• HS Code: 8507600090
• Production Capacity: 100000PCS/Month
• Package Size: 10.00cm * 20.00cm * 30.00cm
• Package Gross Weight: 12.000kg

Product Description

 

Product Description

 

 

Nominal Voltage	3.7V
Nominal Capacity	4000mAh
Cell Type	Cylindrical Lithium Ion Battery
Internal Resitance	≤25mΩ
Cut-off Discharge Voltage	2.50V
Charge Upper Limit Voltage	4.20±0.05V
Max. Charge Current	1.5A
Max. Continuous Discharge Current	35A
Cycle Life	1000 Times
Standard charger	CC/CV
Warranty	1 Years
Size	21*70mm
Cell Weight	70.0g ±2g
Operating Temperature	Charge : 0 ~ 45ºC
	Discharge : -10 ~ 60ºC
Storage Temperature	1 Years : -20 to 25ºC
	3 Months : -20 to 45ºC
	1 Months : -20 to 60ºC
Application	Cassettes Players, Radios, Appliances, Flashlights, Calculators, Toys, Clocks, Smoke Alarms, Remote Controls, etc.

 
 

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FAQ

 

Q: Can you give me the sample order?
Yes, we welcome the sample test and check the quality. Customization is available.

 

Q: What about lead time?
Samples need 3 to 5 days, order quantity is big, need to negotiate.

 

Q: How do you shipping how long does it take to arrive?
A: we offer sea &air service. Shipping usually arrive 25 to 35 days. Air 7 to 10 days to reach.

 

Q: Can you print my logo products?
Yes, we need to provide their packaging or neutral packing.

 

Q: Where can I get a price?
We usually quote within 24 hours after receive your inquiry. If you very urgent price, please call us or let us know