HP Sonata Notebook battery life up to 3 years

      Are your notebook battery can use up to 3 years ? Are you care about the using life of your notebook battery?
HP official sales "Enviro" series on their website, which was developed by Boston-Power of Sonata lithium-ion battery development for three years, their life up to 3 years, and the performance and stability does not have the slightest decline.

     Enviro applies to 18 different HP notebook, covering the HP notebooks 70%. It is the world's first Notebook battery life up to 3 years, priced at $ 149.99, currently can only be purchased separately, later this month, users can choose to use this while HP notebook battery.

     It is strange, this HP did not mention the Enviro fast charge, however in December last year when HP introduced the Sonata lithium-ion battery for the first time mentioned that it only takes 30 minutes to charge 80% enough power, and sufficient power is up to 1 hour, I do not know is what adjustments to the Enviro.

    Sonata battery charging and discharging can be 1000 times, but does not have any performance degradation, this roughly equivalent to the existing three times times the battery life. Battery general use fast mode now also take 1 hour to fully 80% enough power, and after filling in the 300, battery performance will decline 60% per cent.
    Do HP Notebook battery or dell inspiron 1501 battery are you using? You rather choose which Brand of notebook battery?