Guangzhou Boyu Vision Electronics Business Department
Main products:Earcap,Waterproof Case,Touch Pen,USB Cable,Tortoise Lamp
Contact Us
  • Contact Person : Ms. Lee kitty
  • Company Name : Guangzhou Boyu Vision Electronics Business Department
  • Tel : 86-20-84153327
  • Fax : 86-20-39234585
  • Address : Guangdong,Guangzhou City,NO:16-2 , ZILAI Street, NANHUA Road HAIZHI District, Guangzhou City, Guangdong, China.
  • Country/Region : China
  • Zip : 510235

For young pepole unqiue External Backup Spare Battery of office design casual

For young pepole unqiue External Backup Spare Battery of office design casual
Product Detailed design casual 2.Excellent design team 3.Fully enclosed protective case 4.Protective circuit for over charge

    For young pepole unqiue  External Backup Spare Battery of office design casual

This External Backup Power Case for   iPhone 4 4s /5 is made of high quality durable material without any special smell, And with the competitive price.100%brand new, durable protective design, used for protecting your phone and keeping them new appearance.






Product feature1.Capactiy 1500 mAh Li-polymer built-in battery cell

2.Matching  iPhone 4 4s  style design. Thin and Cool.

3.Fully charged within 5 hours, more than two standby time for your  iPhone 4 4s  ;

4.Pure Hand Made, Luxury Rubber Oil Surface Craft

5.Classical white black colors are for your choice

6.Cut outs for all the  iPhone 4 4s  features, use your Phones without removing it from the case.

7.Strong & durable engineering material protect your iphone from bumps & scratching.

8.Protective IC circuit efficiently avoid short-circuit, over-charged and multifunctional even under extreme conditions.




Unique sliding design fashionable and high-class,Charging/sync,simply plug in the USB turn micro USB to the micro USB to the micro USB female dock,connect the USB to a powered USB equipment or computer.

More details :

 *Imported the best batteries, stable performance, long use

 *Ready to use  : anytime anywhere

 *High efficiency :90% transition efficiency

 *Multi-protection  : MCU control ,Short circuit protection, Automatic power down

 *Led Light indicator : led accurate capacity indicating

 *Rechargeable :Up to 500 times

 User Guide

 How to Charge the potable chargerUse the original adapter, USB cable and mini USB connector, to connect with the charger. It would begin to charge.How to know the remain powerPress the button, LED lights will turn on to indicate the remain power.

How to charge digital devices with the charger1. Choose the correct connector for the device.2. Connect the charger and device with the connector and USB cable.3. Keep pressing the button for 3 seconds, LED lights turn on, the charger begins to charge.4. After charging, keep pressing the button for 3 seconds to turn off the charger,5. Keep the units carefully for the future using.

Caution1.Pls read these instructions carefully as incorrect use of Li-ion batteries may lead to dangers such as overheating, fuming, catching fire.2. Please charger the mobile charger completely before the first time using it.3. Before charging the electric device, please confirm the voltage of the electric device.

4. Don’t drop, knock, disassemble or attempt to repair the charger by yourself.5. Don’t immerse the charger in water or make it wet.6. Don’t expose the charger to a heat source as fire or heater,OEM/ODM Service

1) MOQ: 3000 PCS


2) Welcome customer's color, design, logo, size etc.


3) Accept provide the sample and the trial order.




TT is the first choice, Western Union is welcomed. The total amount is less than 10000USD, Esrcow Service is acceptable. After Preformed Invoice confirmed, 30% of the payment need to be paid as the deposit, when the shipment is ready, meth rest payment should be done.




We ship worldwide with a wide range of shipping options, by Sea, by Air, also include by Express Couriers (such as FedEx, UPS, DHL, TNT and EMS) and Postal Parcel. The shipping time on the transit usually takes 2-6business days, customers can also choose their own couriers. 


About us


 Guangzhou BOYUVISION company begin ecommerce in 2002, limited liability company, is a hightech enterprises have passed the Guangzhou Municipal Government and Guangzhou City Industry and Commerce Administration registration. The company mainly engaged in the digital product development, production and sales. We have developed three main sectors: XIANGYE electronic sales, BOYUVISION Electronics Development Department, BOYUVISION Electronics Overseas Trade. 


 Why buy from us:


High-tech technique

We supply precision molds with self-developed ability

A professional design team

OEM/ODM is welcome

High quality control standard

Measureable standards in line and final inspections to meet the evolving requirements of our market, fully complying with our customers' requirement.

A professional plastic mold and the injection  manufacturer with 20 years experiences

Exporting all kinds of household, mobile phone accessories, printer accessories, notebook computer casings etc. to Europe, America, East Asia, the Mid-East, Japan, and Korea

Our mission 

Customer first; Sincere cooperation; Mutually beneficial; Joint development


    Contact us

  If you have any requirements, please click my Trade Manager to talk with me when I'm online.If I'm offline, leave me a message. I'll reply you in 24 hours in my working days. Please don't hesitate to contact me if you need latest price or need order.  

                                               Thank you for visiting !

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For young pepole unqiue External Backup Spare Battery of office design casual

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