The Bottom Line: Toshiba's Advanced Port Replicator III is compact and offers more ports than any other setup, but it's not easy to attach.
Specs: 1.6 lbs
Specs: Notebook battery
Specs: 0.7 lbs, Notebook battery, Lithium ion, 3800 mAh, 10.8 V
Specs: 0.7 lbs, Notebook battery, Lithium ion, 4700 mAh, 10.8 V
Specs: 12 oz, Notebook battery, Lithium ion, 5200 mAh, 10.8 V