15600mAh high capacity external mobile backup battery of laptops

Specifications 1,Multiple output

2,High output current 4.5A

3,Rechargeable Li-ion battery capacity:15Ah

4,Portable UPS battery

5,Universal

I. Application:   This portable universal mobile power bank is for laptop,notebook,tablet PC,MID,mobile phones, MP3/MP4,GPS,iphone/ipad/ipod and so on. II.Function Advantages:  1.Model:MP3450D(DIY type )
2.Cell type:Li-ion battery
3.Cell Capacity:58Wh(15600mAh)
4.Output port:Two independent output port: 1.DC OUT 2. USB OUT
5.DC OUT Voltage:5V,6V,7.5V,9V,12V,14V,16V,19V
6.DC OUT current:4A(constant );4.5A(Max.)
7.OUT DC/DC efficiency:92~94%
8.USB OUT voltage:5.2V
9.USB OUT current:2A( constant ) ; 2.5A( Max)
10.Input Charging Voltage:8~20V
11.Charging Time:About 3h
12.Charging method:1. AC power adapter . 2. Car charger . 3. Solar panel
13.UPS function:with
14.Pass through charging:with
15.Capacity extended:can extended capacity to 100Wh , 150Wh , 200Wh
16.Size:174*84*22.5mm
17.Weight:430g III.Operation panel: IV.Operation guide 1.Indoor Application —— working for Pass through charging: The AC power adapter will offer power to laptops working and charged laptop’s internal battery firstly. It will follow charged MP3450D after laptop’s internal battery has charged fully. The MP3450D also will be charged fully at finally. It will total charged fully after 7~8h by connected as this diagram.if empty of all battery ( MP3450D&Laptop’s internal battery).It doesn’t matter the laptop is operated or not . It will auto stop charging MP3450D battery. while offer to Laptop’s loading current higher than 2±0.2A. ; it will start charging MP3450D if Laptop’s loading current less than 2±0.2A. The Laptop’s demand power always priority one of support from AC Power adapter.   2. Outdoor application ————Back-up power for your device:   Please check loading device demand voltage/current before connected the DC OUT port of MP3450D. It will shut down if demand current over MP3450D maximum output 4.5A.   V.Packing accessories: VI. Product clear picture: