The compressor is not to inflate truck, tractor tires, large car tire (tire width> 225 mm) or other large-volume items such as inflatable boats, etc. provided, ... () ... Pump, never larger items such as truck Tractor tires, air mattresses or inflatable boats on. This exceeds the pumping capacity and thus the lifetime of the compressor ... () ... mode: Intermittent periodic duty, 15 min. (Manual) ... use the compressor for longer than 15 minutes. Then, let it cool for about 15 minutes. Otherwise, it may overheat and cause permanent damage ... () ... The max. Pressure of 100 PSI (7 bar) is achieved only when the pump volume is not greater than 0.5 L .. () ... Non-binding printing specifications (guidelines) car tires from 1.65 to 2.5 bar bicycle tires from 2.4 to 2 8 bar 0.9 bar football Basketball Volleyball 0.6 bar 0.34 bar.
The highest which are specify in their own table 2.8 bar for the bike. And 7 bar go only 0.5 liters. Well, as so often, in the instructions are only the intricacies that are not on the label or in the product description on the internet. Of course that intention, otherwise an interested party would be the same for deciding not to buy the product. Did he he is but it bought retain high Wahscheinlichkeit If the product defects. Because: return is indeed connected to work and requires the customer time and money. That's marketing.
The manual way, you can at Conrad Electronic reading [conrad.de/ce/de/product/857601/AEG-12-V-Kompressor-KD-70], at "Documents and Downloads"