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Quick Details

• Place of Origin: Guangdong, China (Mainland)
• Brand Name: KAYO/MAXOAK
• Model Number: K2
• Dimension: 206.9*136*33mm
• Weight: 1257g
• Outport: universal
• Input: universal
• Socket Type: universal
• Color: Black
• cell type: polymer Li-ion Battery
• power output efficiency: >=99.9%
• cycle life: over 1000 times and keep over 80% capacity after 3 year general usage
• Socket Type:: Micro USB
• Certification: CE ROHS FCC SGS
• color: gray/balck
• Charging Time:: 6-8 hours
• Output: USB1&2: 5V 2.1A USB3&4: 5V 1A D
• Product Weight:: 1257g
• Capacity: 50000mAh, 50000mAh

Kayo Maxtar's K2 5v 16v 20v output voltage 50000mAh portable laptop power bank for laptop notebook smartphone

and other mobile devices which is the best selling in Amazon.co.uk.

here is some links for you to learn more about our K2 5v 16v 20v output voltage 50000mAh portable laptop power bank and energy storage system. For more information pls let me know freely thanks.

K2 50000mAh laptop power bank: http://youtu.be/dOQdNJn5Dcw

K3 36000mAh laptop power bank: https://youtu.be/FpoyMoc9m6A 

V6 12000mAh car starter power bank: https://youtu.be/DBufBG_Gt2o

Q1S 10200mAh quick charge power bank: https://youtu.be/Y-Ie6IYZkzg 

S16 13000mAh portable battery power bank: https://youtu.be/oQgrM_GMW6A

F6 7000mAh portable power bank charger:  https://youtu.be/_sYCNrZC15U 
PS5B PPS: https://youtu.be/9UllRFZxsic
PS10B PPS: https://youtu.be/qsWPheSeUYE 
PS4020B ESS: https://www.youtube.com/watch?v=GW3FNw0cZlo

Product Description

Laptop power bank K2 5v 16v 20v output voltage 50000mAh portable laptop power bank total output is up to 12A.support charging and discharging at the same time. Power 2 laptop computers and 4 mobile phones concurrently.

 Now pls let me introduce our 5v 16v 20v output voltage 50000mAh portable laptop power bank for you breifly. Our real

ultra high capacity 5v 16v 20v output voltage 50000mAh portable laptop power bank compatible with most popular laptops

and notebooks. Once fully charged, our K2 portable 5v 16v 20v output voltage 50000mAh portable laptop power bank can

charge your iphone 6 plus about 11 times, iphone 6 about 17 times, galaxy S6 almost 11 times.

Product Specifications