Dr. pen is more economical and effective than derma roller, Dr. pen A1 microneedling pen is used mostly for face acne scars, stretch marks, wrinkles and other scars
Dr.pen A1 uses sterile, individually-sealed, disposable needle cartridges for optimal safety and comfort
5 adjustable intensity for all skin types, and have 1/3/5/7/ 9/12/24/36/42/Round Nano/3D Nano/5D Nanos needle cartridge for select
Imported internal motor: Equipped with high-performance motor, strong power and more silent;
Knob open:Rotary control switches and speed,more quick and easy