Using Boostrap Calender and Time

<div class="col-lg-2">
    <label class="text-sm" for="txtValidUpto">Valid Upto</label>
    <div class="form-group">
        <asp:TextBox runat="server" ID="txtValidUpto" CssClass="form-control"></asp:TextBox>
    </div>
</div> 

 How to Use Time also in this date picker .

$('#<%=txtValidUpto.ClientID %>').datepicker({
    autoclose: true,
    format: "dd-M-yyyy",
    endDate: "today",
    todayBtn: true,
    inline: true,
    showAnim: 'fadeIn',
    clearBtn: true,
    todayHighlight: 1
});