cartridge for fractional rf microneedle machine scar acne treatment stretch marks removal radio frequency micro needling skin care

advantage 1. insulated needles: equal therapy to epidermis and dermis layer 2. stepping motor type: needle inserts to skin smoothly without shock 3. gold plated needles: high biocompatibility, suits metal allergy patient 4. precise depth control: 0.2-3.5mm in unit of 0.1mm 5. safety needle system: -sterilized disposable needle cartridges -suction combined probe for better skin contact 6. user-friendly handpiece design: -handpiece trigger button -4 different shape needle cartridges suits to different treatment area