Usage Tips:Portable Mini DesignThis portable handheld sewing machine is small in size, ideal for field maintenance or emergency sewing at home or while traveling. Compared with traditional machines, this small sewing machine is lighter, more user-friendly and convenient for beginners and the disabled. Easy to carry (21*6.5*3.5cm and 285g), quick, simple and low maintenance. Suitable for most materialsSuitable for textiles, garments, silk, wool, hemming, curtains, punching, the maximum thickness is 1.8mm. In addition, you can sew without undressing. Noticed : The exact thickness of the seam should not exceed 1.8 mm. The colors of bobbin and scissors are random. Portable DesignThe portable sewing machine is small and light, very convenient to carry, can be portable with batteries or can be used with power adapter (the required 4 AA batteries or power adapter