Best 8400mah Manual For Power Bank External Battery Pack For Phone/ MP4MP3MP5

Specifications

Best 8400ma Manual For Power Bank External Battery Pack For Phone/ MP4MP3MP5  

8400 mah portable power supply
1.18650 lithium batteries
2. Input: 5 v, 1000 mah
3. Output: 5 v dc - 5.5 v, 1000 mah
4. Connector 4pcs
5. The service life: > 1000 times
6. LED lighting

7.Two USB interface

 Features:

•  Rapid charge, long cycle life, electricity-saving function.
•  Designed to provide power for your phone/ MP4MP3MP5
•  With connecter for phone, don't need any USB cable, more convenient.
• Safe and reliable, perfect for using on travelling and outdoor activities.
• Safety: over-charge protection, over-discharge protection, over-load protection, shortage protection.

Power bank with high capacity, Compact and fashionable, convenient for travelling; This power bank using large capacity and high quality lithium cells; Low self consumption intelligent power management circuit design; Applicable for urgent charging for various AV entertainment or main brand mobiles.

Welcome to contact us today for further details about our company and products!

R&D:

Our R&D team consists of 20 staff members,dedicated to the creation of new and innovative products.With over 5 years of experience in developing new designs,a powerful tool center,and modern facilities,our R&D department can fulfill our customers’specialized OEM orders;

QC:

Quality is the lifeline of enterprise, and excellent quality is originated from elaborate design, scientific management, devotional manufacturing and employee’s love to the customers.
1.All raw materials and accessories must be checked or tested before entering production facilities. All unqualified materials are immediately rejected
2.We provide quality control testing and analysis for each product line
3.Workers manufacture products in accordance with provided technical documents. The first several products of each day will be checked first by the worker, then by our full time QC inspectors. Mass production will begin only if the products have been tested and have passed inspection
4.During mass production, personnel will periodically check products to ensure randomized testing.
5.Our QC team completes a tour of inspection and parts are spot checked before they are able to move on to the next phase in production
6.Finished products are checked to determine their quality level
7.Quality feedback from the marketing department is rapidly and efficiently delivered to the QC and technical departments, allowing design improvements and corrections to happen as quickly as possible

OEM&ODM:

 For products self-feature, our production department would turn our original products to be exactly same as what you requested:
Shells ----make different color for shells;
solution ----make products with different functions;
package ----make it to be gift box, blister card or plastic bag;
accessories ----make products with different language manual, adaptor or port etc.
Regarding design or print of brand and/ or gift box,
 our art department could offer this service for completely free for the order quantity up to our MOQ,
that include:design of logos appearance,
design of logos size and position on product,
design of gift boxs draft  

 1.warranty: we offer 14 months warranty for all products.

 2.Technology instruction when you get problems

 3.man-made destroy will be exception

 Remark:

1.Price is our Key Policy: With the support of our efficient management, we can control the cost of raw materials, OEM and R&D well. So we can offer customers the most competetive price to make customers outstand among numerous competitors.

2.Service is our Important Principle: We can understand, consider and fulfill customer's specific brand/ logo printing, packing design requirement. Not only deliverying on time, we will try our best to delivery ahead of time. Except strict quality control when producing.

3.Committed to the motto of providing "First-class Quality", "Most Competitive Price" and "Perfect Service" to our customers, we are confident that "QPS" can be your best OEM /ODM business partner.