Always on the move? This extended battery option provides all the power you need to keep your notebook running for up to 10 hours. Stay productive during client or customer visits, finish off that presentation during your international flight, and then sit back and watch your favourite movie. HP Fast Charge Technology allows you to recharge your battery quickly – up to 90% in 90 minutes. With the battery attached, you can dock your notebook to the HP 2700 Ultra-Slim Expansion Base and charge.