Red Lighting Irradiation: Rhinitis device adopted red lighting design, provide omni directional irradiation causes photochemical effect. Item Type: Nasal Rhinitis Machine. Material: ABS Battery Type: Lithium Battery 120mAH(Included) Scope of Application: Used for intranasal irradiation to help relieve nasal congestion, runny nose, sneezing and other symptoms caused by allergic rhinitis.