The sewing machine can be used with batteries. If you need an adapter, you need to buy an adapter and a sewing machine. Sewing machine,Foot for sewing machines,Mini sewing machine,Manual sewing machine,Portable sewing machine,Aistant sewing machine,Portable Mini Hand,Sewing Machine Electric,Stitch Household Cordle,Needlework Set,for Quick Repairs,DIY Clothes,Stitching Features:Handheld sewing machine, Single stitch, Battery or power adaptor operated.Handheld sewing machine, Single stitch, Battery or power adaptor operated.Compact and lightweight, Portable and easy to carry around.Great for on spot repairs and alterations, Requires 4 x AA batteries or DC 6V 600mA power adaptor (not included), 20.5cm (L) x 6.7cm (W) x 3.5cm (H)Ideal for beginners and novice, Pre-threaded and ready to use, Can be used at home, in the office, car etcDescription:100% brand new and high qualityMaterial: ABSColor: as pictureProduct size: 20.5cm*6.7cm*3.5cmNote:1.The thickne of the fabric should be 1.8MM around, can't work with the fabric too thick or too thin2.This is a Single Thread Sewing Machine, so you have to Tie A Knot by yourself3.If the product can't work smoothly , please contact us for replacement4.Can't mix the battery with different brand or mix the battery with old and new5.Wait for a moment when the battery get too hotOperating Steps:1. Install 4 AA batteries (Can't mix the battery with different brand or mix the old battery with new battery)2. Installation line, place the cloth3. Hold the fabric with the left hand, gently pre the right thumb gently, the mechine will automatically send the object to the left. The right hand does not move, let the machine feed itself, and the left hand controls the direction of the cloth. Stitch the line until the end of sewing, it can automatically feed and adjust the tightne between the stitches.4. Knot: The Single Stitch, so you have to Tie A Knot by yourself.5. Change the line group: Pull out directly, be careful not to drop the spring. For example, if you change the large line group, you can connect the spare extension rod to the spool shaft and insert the large thread group. Then re-thread the thread and adjust the tension of the thread. Sewing.6. Change the needle: Loosen the fixing screw, install a new needle.The machine does not sew, sew intermittent, what should i do?1: Unscrew the screw, loosen the needle screw2: Adjust the needle to a proper length,The height of the needle is neither too high nor too low. (the needle head can be seen from the hole ).3: Tighten the screw till the needle is immovable. When tightening the screw, there is a groove on the needle body. This groove must face straight ahead.