For iPhone4 charging case(defender case/mobile phone case/battery charger/backup battery/travel charger)

For iPhone4 charging case
1.True 1600mAh Li-Poly battery
2.Defender case&Backup Battery
3.Travel&Emergency charger
We design and produce the product, iPhone backup power, specifically for iPhone 4G,
It is a multifunctional charging case(defender case+travel charger+emergency charger+backup battery for iPhone4)

For iPhone4 charging case(defender case/mobile phone case/battery charger/backup battery/travel charger)

Parameters and functions:
1.Size:126mm(L)x63mm(W)x14mm(H)
2.Weight: approx. 60g
3.Color:black,white,pink etc
4.Battery type:Lithium-polymer cell
5.Capacity:1600mAh
6.Shift charging process:after connecting power source, it will automatically charge iPhone first, after the iPhone is fully charged, the charging process will be shifted for the backup battery
7.Charging times: 500times
8.Working voltage:3.7V~4.2V
9.Standby time:approx. 12 months(battery fully charged)
10.Output voltage:DC 5V±0.25V
11.Output current:500mA
12.Connection port: Micro USB
13.Charging time:approx. 3H
14.Applicable phone:iPhone 4
15.Simultaneous data transfer available
16.Starting the auto charging process after placing iPhone in the compartment of product
17.When charging iPhone with the product, press the switch for 2s, it will stop the charging process, and press it for another 2s, it will charge iPhone again.
18.When charging the product and iPhone with USB power source
1).During the charging process, press the switch for 2 seconds, it will turn into the charging process for the product; if you press the switch for 2 seconds again, it will turn into charging process for iPhone 4.
2).During the charging process, take out the iPhone 4, it will charge the product instead.
19.When charging the product with USB power source
1).Respective LED indicator will flash under charging status, which represents the battery balance of the product.






Brief Introduction About YLT
Dongguan Yalitong Electronics Technology Co., Ltd is a cell phone accessories manufacturer with manufacturing site in China
around 3000 employees
,
60000m
2
floor area(total 6 buildings for manufacturing sites, 1 building for offices and 5 buildings for apartments of employees) , anual turnover around USD50,000,000 and with monthly 10M+ pieces of product
.

The main products of YLT are as below:
1.Charger
Battery charger
Travel charger
Car charger
Universal battery charger
Portable power pack
2.Battery
Li-Ion battery