Description Overview Assembly suggestions: before packing, we will take pictures from multiple angles for your reference during assembling. No diagram available for air piping. Air pressure is more than 0.4 Mpa to 1 Mpa. No table available for recommended stitches per cm for X and Y axis; it depends on final product type and user preferences. No fixed thread tension for needle thread or bobbin thread; it depends on working condition. No air cooling for the needle. Automatic stop function is only available for upper thread breaks. After rethreading, the machine can track to the position where the thread broke. No recommendation regarding backup of designs; purpose not specified. Program data can be viewed on the computer, including needle position moving on pattern. Lubrication instructions: lubricate the head 1-2 times a day using sewing machine oil. Included Accessories 20 pieces of bobbins.