connector-telephony/sms_send_picking/cron.xml

<?xml version="1.0" encoding="UTF-8"?>
<openerp>
    <data noupdate="1">
        <record id="ir_cron_send_sms_picking_action" model="ir.cron">
            <field name="name">Auto Send SMS Picking Ready</field>
            <field name="interval_number">5</field>
            <field name="interval_type">minutes</field>
            <field name="numbercall">-1</field>
            <field eval="False" name="doall"/>
            <field eval="'stock.picking'" name="model"/>
            <field eval="'_send_sms'" name="function"/>
            <field eval="'()'" name="args"/>
        </record>
    </data>
</openerp>