Battery for Compaq Evo 610c 600C n600 n600c n610 n610c n620c Brand New | Li-ion | 14.8 Volts | 4400 mAh | Black ExpertPower batteries are made with the highest quality materials. ExpertPower products are tested to match and/or exceed OEM specs. Products trademarked ExpertPower are marketed and sold exclusively by ExpertPower. 1 Year Warranty