value

The initial value of the NumericTextBox control. This setting overrides the value attribute of the underlying INPUT element.

<input id="numeric" value="50" />

<script type="text/javascript">
    $(function () {
        $("#numeric").shieldNumericTextBox({
            min: 100,
            max: 1000,
            value: 300  // value will be set to 300
       });
    });
</script>