MAXOAK Laptop Power Bank 185Wh/50000mAh Portable Laptop Charger External Battery Pack for Laptop -Dell Hp Lenovo Surface pro Sony Samsung Acer Toshiba IBM NEC iPad Phone Tablet (Not for Apple Laptop). 

  • ULTRA HIGH CAPACITY Power Station 50000mAh/185Wh : Compatible With a Wide Variety of Laptops (MAX.130W), Phones and Tablet.It Comes with 14 Pcs DC Connector for Different Laptops (Pls Make Sure the Connector We Provided Fits for Your Laptop before acquiring.). Once Fully Charged, Our K2 Portable Battery Pack Can Charge Your Laptops(65W) About 2 Times without utilizing your workstations While Charging,iPhone X/8Plus/7Plus/6 Plus around 11 Times, iPhone 8/7/6 About 16 Times, Galaxy S6 11 Times.
  • All-IN-1 FAST CHARGE Power Bank: It Has 6 Output Ports. One 20V/5A for Laptops, one 12V/2.5A for Digital Cameras,Routers, Two 5V/2.1A and Two 5V/1A For Smart Phones, iPad, Tablet &Other USB-Charged Devices. You Can Charge Several Devices Simultaneously to Save You Much Time. Ultra Energy Saving & Fast Charging Speed with DC input:16.8V/2.5A, OUR K2 Battery Pack Can Be Recharged in Just 6-8 Hours.
  • MINIMAL SIZE & LIGHTEST: High Ratio of Dimension and Capacity. This Battery Pack May Be the Smallest for 50000mAh Laptop Power Bank, Size Only 8.1″ x 5.3″ x 1.3″ And Weight 2.77lb.When You’re On The Go You Can Quickly Tuck This Power Bank in Your Briefcase ,Backpack Or the Carrying Bag
  • SAFETY,Durable & Guaranteed: UL1642 and UL2056 Certificated.Constructed with Lithium-particle Polymer Battery Cells&Built-in 6 Security Protections to Ensure Safety Use and 1000+ Long Recharge Cycles. We Are Manufacturer and R&D Each Product Ourselves,Take the Newest Technology & the Best Qualified Raw Materials, So We Have Full Confidence to Provide Our Esteemed Customer a 12 Months without hassle 100% Satisfaction & Replacement Warranty.
  • WHAT YOU CAN GET: 1 x Laptop control bank(K2),1 x Home charger, 1 x DC link, 14 x Laptop charge connector, 1 x Multifunction sack, 1 x Manual

Stay Connected for Emergency

Never have your workstation, mobile phone, tablet come up short on battery

The amplest good Laptop Power Bank

11 sorts of connectors are provided to guarantee a most extreme similarity with an extensive variety of prominent PCs note pads.

Please confirm your workstation connector/Adapter Before Purchasing:

Workstation connector/Adapter incorporated into the Package (DC 5.5*2.1mm to beneath adapter) :



E:5.5/1.7mm Acer

F:4.8/1.7mm HP

H:5.0/1.0mm Samsung

I:7.4/0.6mm(or 7.4/5.0mm) DELL/HP

Fordell: 7.4/0.6mm(or 7.4/5.0mm) DELL

K:7.9/0.9mm(or 7.9/5.5mm) IBM/LENOVO

L:3.0/1.1mm Samsung

O:4.5/3.0mm just for HP, not fit for Dell Laptop.

Lenovo: fits for LENOVO workstation with square head with a string in the center

If you connector is excluded as above, or you are uncertain about whether your PC can be charged by our capacity bank or not, pls contact merchant for online help.


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 workstation kill consequently for a few seconds or minutes, it might caused by overcurrent insurance. If you don’t mind close the screen of your workstation, and afterward utilize our capacity bank to charge the laptop.

Can charge Surface Pro 3(but need purchase the link yourself-DC5.5*2.1mm to surface ace connector)

Cann’t charge Surface Pro 4(only if DC 15V)

Cann’t go up against plane

Cann’t charge Lenovo Yoga 3 14, yoga 900(20V 3.21A), yoga 3 11 13 milx 4 700s(20v 2a)

Cann’t charge dell xps 12

4.0*1.35mm connector for ASUS UX21A UX31A UX32A UX305FA 3.42A Zenbook UX303 UX303LN UX303LA UX305 42 UX52VS&More(search B01LAA95C2 on amazon)

4.5*3.0mm connector for Dell XPS 13 L321X&More(search B01LA9KSN8 on amazon)

Weight 4.54 kg
Dimensions 12.64 × 10.28 × 4.76 cm









Personal Computers


Shenzhen PowerOak Newener Co.,Ltd






Shenzhen PowerOak Newener Co.,Ltd


Shenzhen PowerOak Newener Co.,Ltd






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