... -LD-OX1 Injection oxygen, Spurt oxygen Inhale oxygen, Ultrasonic Oxygen Skin Infusion Beauty Salon Equipment / Machine-LD-OX1 Function:Injection oxygenSpurt oxygenInhale oxygenUltrasonicLymph smoothSpecifications ... -3L/min5. Oxygen concentration: >90%Applications:1,skin rejuvenation,removal facial blemish,tighten large hair pores,deeply cleaning,and improve the flexibility ...