var CheckTask4 = React.createClass({
    render: function() {
        return (
            <input type="checkbox" name="todolist" id="check4" />
        );
    }
});

var LabelTask4 = React.createClass({
    render: function() {
        return (
            <label for="check4">
            Раз дело
            </label>
        );
    }
});