ECEEN Laptop Power Bank, 16,000mAh Laptop Battery Pack Charger for Laptops, Notebooks, Netbooks, Tablets and Smart Phones and More

Uber powerful.
When a standard external battery just won't cut it, reach for the ECE-16000. Packed with 16000mAh of capacity, this is one portable power pack that able to charge most phones 6 times, tablets more than once or a laptop one time.
Brilliant display.
The LCD simplifies everything - displaying the remaining power (with precision down to the percent), output, input and voltage selection.
Hugely versatile.
Choose from between DC 5V, 8.4V, 9V, 12V, 16V, 19V, 21V (4A Max) and USB 5V / 2A outputs for greater accessibility. The three voltage selections enable this external battery to charge laptops (that meet compatibility requirements) - in addition to virtually all USB-charged devices.

SPEC:
--Battery Type: Lithium Polymer
--Capacity: 16000mAh/60Wh
--Input: DC 12V ~ 24V/2A
--Output: DC 5V, 8.4V, 9V, 12V, 16V, 19V, 21V/4.5A
--USB: 5V/2A (MAX)

Laptop Connectors (21PCS)
1. Lenovo 11*4.5mm rectangle
2. Lenovo 7.5*2.5mm rectangle
3. Dell 3 holes
4. TOSHIBA 4 holes
5. HP 7.4*5.0mm
6. Dell 7.4*5.0mm
7. HP 4.5 with pin
8. 3.5*1.35mm
9. 4.0*1.7mm
10. 4.8*1.7mm
11. 5.5*1.7mm
12. 5.5*2.1mm
13. 5.5*2.5mm
14. 2.5*0.7mm
15. 2.35*0.7mm
16. 5.0*3.0*1.0mm
17. 6.3*3.0mm
18. 6*4.4*1.4mm
19. 7.4*5.0*0.6mm
20. 7.9*5.5*1.0mm
21. 3.0*1.1mm