yeah i'm trying to charge my laptop while powered off with an external battery.
my laptop is rated at 19.5v x 7.7a
while the battery is rated at 90whr 11.1v and 7.65ah
http://www.amazon.com/gp/product/B00DN0KBXU/ref=olp_product_details?ie=UTF8&me=
i'm wondering if this powerpack will be...