Note:
1.Be sure your thickness of the fabric should be 1.8 MM around, too big too hard or too soft materials can't be sewed.
2.This is a Single Thread Sewing Machine, so you have to Tie A Knot by yourself.
3.Can't mix the battery with different brand or mix the battery with old and new.
4.If the product can't work smoothly , please find us for replacement.
5.If you don't received or lost user manual, we will offer electronic edition immediately
6.Please wait for a moment to sewing when the battery get too hot.