Product Name: 3 in 1 Derma Roller 12/300/540/1200 Needles Titanium Micro Model NO.: 3I1 Power: Manual USB: Without USB Power Supply: Without Massage Point: All Material: ABS Contact Type: Acupuncture Type Principle: Press Stimulation Function: Anti Wrinkle Related: Micro Needle Needle Number: 540 Needles Needle Material: Titanium Neeedles Trademark: JSF Transport Package: 1PCS/Box Specification: 70g Origin: China HS Code: 8205590000 Product Description Product informationParameterComposition9 disks x 60 Needles (540 Needles for face)Needle materialFine titaniumHandle / Roller materialPC+ABSPackagingHigh sealing sterilization packagingHow to clean the Derma Roller-Soak about 5~8 minutes with 75% alcohol, or use ultraviolet to disinfect for 45mins-Please store it carefully,it should be placed out of reach of children!-All dermaroller are disposable and personal use,do not share with other people.Used Method1. Clean your face in common way. Clean the dermaroller.2. After about 15minutes, put micro-needles end on your face and make it roll on your face.3. Do not use it in heavy press into your skin,in mild pressure!4. Clean the derma roller after use. store it in dry & clean place.OEM / ODM Service>1000 units, your package box can be designed free of charge, logo on box and derma roller handle.Every day we export derma roller to the amazon.com for our distributor ! !On amazon.com from 70% buyers choose cooperation with OstarBeauty.That is say we monopolized derma roller on marketNeedle Guide