Electric Engraving Pen Cordless Mini Carving Pen With 3 Adjustable Speed 300mah Rechargeable Engrav free deliveryCordless electric engraving pen, mini nail art set, hand-carved wood carving kit with complete accessories. USB charging, quiet operation. Powered by 300mAh lithium battery, 3 speed , the body is made of alloy material, which has good heat dissipation, making your artistic easy. The jewelry tool has smart overload protection, so you t have to worry about engine damage. Small and portable, the whole machine weighs only 40g. The mini engraving machine has a built-in power switch design, so there is no need to worry about accidentally touching the switch and stopping the operation. Versatile Cordless electric engraving pen, mini nail art set, hand-carved wood carving kit with complete accessories. USB charging, quiet operation. Powered by 300mAh lithium battery, 3 speed , the body is made of alloy material, which has good heat dissipation, making your artistic easy. The jewelry tool has smart overload protection, so you t have to worry about engine damage. Small and portable, the whole machine weighs only 40g. The mini engraving machine has a built-in power switch design, so there is no need to worry about accidentally touching the switch and stopping the operation. Versatile