Mini Electric Sewing Machines Portable with 33PCS Sewing Tools Extension Table Description: 【Mini-size & Compact】As a space saver, this sewing machine is an elaborate and mini-size sewing machine, The advanced and high-cost machines are more elaborate on manufacturing. 【Accessories】It comes with 33PCS sewing machine kit including bobbins, scissor, measuring tape, thimble, needle threader and needles. We also provide an extension table, foot controller and two pieces of fabric for convenient sewing. 【Built-in function】It comes with a rewinding pole to refill the bobbins from large spools and a built-in light to enhance the light source when sewing. It is also designed with a thread cutter to help cut thread whenever necessary. 【Double thread】Designed with double-thread as full size sewing machine, it is able to sew at most 5-layer fabrics without manual knot ending. Please turn the hand wheel to manual catch bottom thread before turning on the power as MANUAL indicated. ADDRESSING KNOTS: If the bottom thread knots during sewing, verify the correct order of the upper thread threading. DEALING WITH BROKEN THREAD: In case of a broken thread while sewing, adjust the tension by loosening the upper thread elastic button. Additionally, check for threading errors in the upper thread. STITCHING ADJUSTMENT: If you notice loose stitching, gently tighten the upper elastic button. THREAD ALIGNMENT CHECK: If the bottom thread is not catching on the upper thread, confirm that the sewing needle is threaded in the correct direction. FABRIC CONSIDERATIONS: Sewing soft and stretchy fabrics, such as gauze and towels, may yield less optimal results. SAFETY REMINDER: This sewing machine is not intended for use as a toy. Please ensure that children do not operate it. Product Dimensions ‏ : ‎ 20 x 19 x 10 cm Extension Table Dimensions：25 x 20 cm