Product Feature: 1. PIWIS (laptop) is Porsche company’s equipment which is for maintenance workshop to fast maintain It is convenient and fast. 2. The same function as touch screen. 3. It could self- upgrade. Products List: 1. diagnoses multiplexer 1 PC ( KTS 520) 2. laptop (Lenovo pc) 1 PC 3. OBD-Ⅱ 1 PC 4. USB connecting cable 1 PC Products List: (soft ware) 1 PC PIWIS (20.0) After Service: 1. Guarantee: 1 year. From the product arrival date. 2. 1 year free upgrade the software. According to factory record. 3. upgrade method: hard disk 4. Freight collect.