OEM Waterproof 7.2V 7Ah 10Ah 18650 21700 Headlamp Bike Light Battery Pack with Rubber Case

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Product Overview

Description









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EVVA TECHNOLOGY CO., LIMITED








PRODUCT INFORMATION

 



































































TypeLithium Battery
Voltage7.4v
Capacity5.2Ah,6.8Ah, 7Ah
Configuration2S2P
Cell insideSelected Samsung or Panasonic A Grade Li-ion cells
Case/housingWaterproof Silicon Rubber
BMS/PCM (protection circuit)aganist over charge, over discharge and short circuit
Std. Charge Current2A
Std. Discharge Current0.2C
Max. Continuous Discharge Current6A
ConnectorDC Plug

Weight



200g max.


Dimension(L)40mm*(W)40mm*(H)75mm






PRODUCT DISPLAY

 


 undefinedOEM 4 cell 8.4v battery pack waterproof













EVVA prides itself on using only the highest quality cells to make lithium battery packs with advanced equipments and experiencing skills. The company has established strategic relationship with international lithium battery suppliers such as Murata, Panasonic, LG Chem, Samsung SDI, Moli, A123 Systems, etc..
With over 14-year experience in the field of Lithium-ion battery packs, EVVA strives to provide a quality oriented, technically innovative and responsive service for our customers. All packs are PRC manufactured within a quality standards framework, which make EVVA products highly appraised by customers all over the world.
Today, EVVA has implemented automation for part of the production, and millions of EVVA products have been deployed in various customer applications and devices. Thus, more and more customers is benefiting from EVVA's technical capabilities in Li-ion, Li-Polymer, LiFepo4 and other power technologies.





































We support air, road and ocean shipment methods and transit time is 3~26 days.

 





Payment term: EXW, FOB, CIF, DAP, DDP etc.

 













Is your battery quality approved?

Yes, we guarantee that the quality of cell we use is approved by EVVA. And we will have full inspection of each cells and grouping them before assembling into battery packs. Besides, the PCM we use is self-designed and is choosed according to different application&specification. And all finished battery packs will be under a full inspection before shipment.



Do you have a factory for battery pack assembly?

Yes, we are a professional factory for high-end battery pack assembly. With a series of advanced equipments and experienced staffs we are sure we can provide a profeesional battery pack for your end. We are factory and our lead time is guaranteed and well controlled.



What kind of testing do you use before shipment?

Battery pack voltage, internal resistance, aging (discharge and charge), dimension, etc.



What certifications do you have?

We have passed the ISO 9001: 2015 certification including design, production and sales of Lithium ion batteries. Also we have CE, UN38.3, CB and other testing certifications for our battery packs. If for OEM battery packs, we can also send to authority for testing if you required.



What is your warranty?

We guarantee the quality before the item is shipped. You can 3-month free replacement, and lifetime maintenance service from the date of delivery. Any damages caused by improper use are not covered by our warranty.



What is your lead time if I placed an order?

For all products in stock, our lead time is within 2 working days after payment received. For OEM battery packs, our lead time is around 10-20 days.



What payment method do you accept?

We accept T/T bank transfer, Alibaba trade assurance and paypal.



What shipment method do you use?

Air (for small parcels, we ship via UPS express or other door to door air method) or ocean (for large shipment, we would ship via sea).























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