Automatically Covert a lead to Account,contact,Opportunity Trigger.

 How  to  convert  Automatically  lead to Account,contact,Opportunity  Trigger.

trigger LeadHandler on Lead (after insert)

{

    list<Account>  listacc=new list<Account>();

    list<contact>  listcon=new list<contact>();

    list<Opportunity> listopp=new list<Opportunity>();

    

    for(Lead    l:trigger.new)

    {

        Account    acc=new    Account();

        acc.name=l.Company;

        acc.phone=l.phone;

        listacc.add(acc);

        

        Contact    con=new    Contact();

        con.lastName=l.lastName;

        listcon.add(con);

        

        Opportunity  opp=new  Opportunity();

        opp.Amount=l.AnnualRevenue;

        opp.Name=l.FirstName;

        opp.CloseDate=system.today();

        opp.stageName='Closed Won';

        opp.Name=l.FirstName;

        listopp.add(opp);

    }

    

    insert  listacc;

    insert  listcon;

    insert  listopp;

}