Solar Battery Vapcell 21700 F40 4000mAh 25A/40A Lithium Ion Battery Cell for Flashlight

• Type: Lithium Metal Battery
• Cathode Material: NCA
• 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.: F40
• Size: 21.4*70.5mm
• Storage Type: Dry
• Application: Toys, Power Tools, Home Appliances, Consumer Elect
• Warranty: 12 Months, Other
• Color: Blue
• Transport Package: Zipper Case
• Specification: Weight: 76g ( Appr)
• Trademark: Vapcell
• Origin: China
• Production Capacity: 150000pices/Year

Product Description

Model	F40
Size	21.4*70.5mm
Typical Capacity	4000mAh (018.4*65.2mm.2C discharge)
Min capacity	3900mAh (0.2C discharge)
Nominal voltage	3.60V
Max Continuous Discharge Current	25A
End-of-charge voltage	4.20V
Max Discharge Current	40A
End-of-discharge Voltage	2.50V
Weight	76g ( Appr)
Internal resistance	11mΩ   ( Appr)(AC 1kHz)
Standard Charge	2000mA,CCCV 100mA cut-off
Quick Charge Current	4000mA

Product descriptions from the supplier


Sample order:For small quantity and sample order .please feel free to contact us for an accurate shipping cost 

Samples
Maximum order quantity: 1 piece
Sample price:
$2.60/piece

Packaging Details:each of pair include the zipper case

Delivery :  Vapcell wilI  gladly deliver anywhere in the world .We do not have any borders or limited sales area 
For more information or for a specific .please feel free to contact us .

 

Tips:

 

Button top can be added, and the size is 2-3mm longer than a standard 18650 cell like flat top & unprotected. The button top is widely required for flashlights, doorbells and other devices.