DGYAO Newly LED UV Light Therapy for Body! Specification: Power supply:AC 120V-10%, 60Hz-2% Working Condition: Temp: 5~40℃ (degrees Celsius) RH: Less than or equal to 85% Atmospheric pressure: 700hPa~1060hPa Recommended distance between the device and the skin during treatment: 3cm Effective Radiation area: 48c㎡ ± 2% Irradiator shell temperature: <60℃ Packing List: Mainbody (comb+powerline) ×1 Power Adapter ×1 Goggle ×1 User Manual ×1 Black Cloth ×3 Block Panel ×4