請問勁量這款呢？
http://www.xpalpower.us/2012/xp8000a/tech-specs.html

Battery Cell: Lithium Polymer
Power Capacity: 8000 mAh
Rated Input: DC 19V, Max 3500 mA
Rated Output:
DC 5V, 2100mA
DC 12V, 2000mA
DC 19V, 2000mA

重量220g還可以接受，又是手機、小筆電、大筆電通吃…不曉得Energizer算是大牌子嗎？