Dear Manager,have a nice day.This is Emily from Hosowell Technology Co.,Ltd Chinaa professional replacement Laptop Battery?AC Adapter&Power Bank manufacturer from Dongguan China with a large selection of models available in production, including models that are compatible with IBM/DELL/TOSHIBA/COMPAQ/HP/ACER/ASUS/UNIWILL/APPLE/NEC/SAMSUNG/FUJITSU-SIEMENS etc, using high-quality raw materials and cutting-edge technology. Power bank capacities have been developed from 1800mAh to 11000mAh for option, being fit for different power needs. We are confident of our products.for more information,please send me email or call me.Early reply will be appriciated.