PowerOak External Laptop Battery Charger Ultra High Capacity 50000mAh Battery Pack (5/12/2

Product Description

The external battery charger/power bank has 2 output ports to charge laptop,12V fit for 12±2V;20V fit for 20±2V.

When you purchasing K2,plz check your laptop connector/Adapter at first:
Laptop connector/Adapter in the Package(DC5.5*2.1mm to below adapter):
A:6.0/1.4(6.5*4.4mm)FUJITSU/SONY
C:5.5/2.5mm ACER/ASUS/IBM/DELL/HP/COMPAQ/FUJITSU/TOSHIBA/NEC
E:5.5/1.7mm Acer
F:4.8/1.7mmHP
H:5.0/1.0mm Samsung
I:7.4/0.6mm(or7.4/5.0mm) DELL/HP
Fordell:7.4/0.6mm(or7.4/5.0mm)DELL
K:7.9/0.9mm(or7.9/5.5mm) IBM/LENOVO
L:3.0/1.1mm Samsung
O:4.5/3.0mm only for HP, not fit for Dell Laptop.
Lenovo: fits for LENOVO laptop with square head with a thread in the middle
(Not suitable for Lenovo laptop with half solid and half hollow)
FOR DELL:4.5*3.0mm Dell laptop with 4.0*3.0mm
N:4.0*1.35mm ASUS laptop with 4.0*1.35mm connector
G:4.0*1.7mm Lenovo laptop with 4.0*1.7mm connector
Plz check the adapter size of your laptop and whether it is included as above.

Tips:
Low shutdown current for 5V port:70mA
Low shutdown current for 12V port:150mA
Low shutdown current for 20V port:200mA
High shutdown current for 20V port:>5A

If your laptop turn off automatically for several seconds or minutes, it may caused by overcurrent protection. Please close the screen of your laptop, and then use K2 power bank to fully charged your laptop at first .
If you are trying to power a Windows laptop and the battery keeps disconnecting over and over, You need to go into power setting: Find the setting for"Turn Harddrive off after"and set that to NEVER,and in power options DISABLER "Intel Cppc Energy Saving"

How Can i Know Whether My Laptop Will Cause Power Bank Overcurrent or not?
Plz check the label pasted on the adapter,if it is more than 90W (DC output current is more than 5A).
It may cause K2 turn off during charging for overcurrent.

Features

• [ULTRA HIGH CAPACITY] POWER BANK with 50000mAh/185Wh(TSA are not Approved for Airline Travel/external battery charger) adequate supply for your laptops,phones and tablets,it can charge your iPhone 6 Plus nearly 11 times,iPhone 6 more than 17 times,Galaxy S6 almost 11 times,no trepidation about power shortage, let you charge your devices any time,and facilitating your travel life more beautiful.This This Battery Pack Can Be Recharged in Just 6-8 Hours.
• [ MULTI-FUNCTIONAL INTERFACE] It Has 6 Output Ports. One 20V/5A for Laptops, One 12V/2.5A for Digital Cameras, Two 5V/2.1A and Two 5V/1A For most of Smart Phones, iPad, Tablet and More USB-Charged Devices. It can charge several devices simultaneously and fast. laptop connector contains Lenovo, DELL, Toshiba, SONY, HP and etc. make you charge your laptop anytime, anywhere. And the best protecting devices making you use it under more secure and more assured conditions.
• [IMPROVED SAFETY TECHNOLOGY] Constructed with Lithium-ion Polymer, Battery Cells built-in 6 security protections to ensure, make it safety use and 1000+ recharge cycles. Keeping constant power output for charging the devices, also with preventing overcharge/over discharge/overvoltage/overcurrent/short circuit function and restoring protection.
• [Superior Quality&Safety Guaranteed] Conform to UL1642 and UL2056 Standards. Constructed with Lithium-ion Polymer Battery Cells&Built-in 6 Security Protections to Ensure Safety Use and 1000+ Long Recharge Cycles. We Offer Customers a 12 Months Hassle-free 100% Satisfaction & Replacement Warranty.
• [WHAT YOU CAN GET] 1 x Laptop power bank(K2),1 x AC Adapter, 1 x DC cable, 14 x DC connector for Laptops, 1 x Multifunction bag, 1 x Manual.

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