SIMATIC Energy Manager PRO Powerpack for upgrading from Energy Manager Basic V7.1..V7.3 to Energy Manager Pro V7.1.. V7.3; including 1 client; without version change; engineering/runtime software; license key on USB flash drive; 109802041 please observe product release: support.industry.siemens.com entry ID: 109802041 ******************************* content: 1x USB