OFOLICS Blackhead Remover Pore Cleaner Specification:Material: Eco-friendly ABSModes: 5 adjustable suction strength levelsCharging method:USB chargingPower supply voltage: 5VAuthentication: FDA/CE/ROHS How to use?Step 1:Remove the make up, wash your face. Use hot towel or steamer or exporting liquid to open the pore, about five minutes.Step 2:Try with your hands for proper suction force, adjust beauty...