Here’s a brief description of the 6AV2103-0DA00-0AL0 from Siemens:

• Product Type: SIMATIC WinCC Professional 512 Power Tags.
• Manufacturer: Siemens.
• License Type: SUS Software Update Service (1-year access to all software versions).
• Contract Renewal: Auto-renews annually unless canceled 3 months before expiration.
• Period of Service: 1 year from the invoice date.
• Requirement: Current version of the software.
• Net Weight: Approximately 0.011 kg.
• Country of Origin: Germany.
• Stock Availability: Available from select distributors.
• Pricing: Varies by distributor and condition (new, surplus, refurbished).
• Shipping: Worldwide express delivery available.