igh Quality Ithium Battery Eyebrow/Lip Tattoo Permanent Makeup Pen /Machine   Specifications: 1.1x Permanent makeup eyebrow pen machine      1 x AC adapter      1 x Rechargeable Battery      1 x Battery Charger  2. easy to control 3. Speed and needle length can be adjusted 4.Speed: 10000-35000R/M   Attention: 1, Idling for about 10 seconds to make sure electric conduction is good before use. 2, Please screw the holding tip and you'll see the needle tube. 3, Please make the needles bent a little before inserting the needle. 4, To avoid the pen being overheated, please stop using for about 10 minutes after a complete tattoo eyebrow.