Input voltage (AC, 50Hz): 176...264 AC frequency: 50 Flicker: 1 Climatic modification and category of placement: УХЛ2 Protection class: I Mounting method: Surface mounting/recessed mounting Ingress protection (IP): IP54 Radiation angle: 120 Impact resistance: IK08 Power factor: 0,95 https://www.varton.ru/products/svetilniki-dlya-chistykh-pomeshcheniy/c-seriya-ip54-s-ravnomernoy-zasvetkoy/c350-u-1195-295-95-mm-ip54-universalnye-s-ravnomernoy-zasvetkoy/svetodiodnyy-svetilnik-varton-c350-u-meditsinskiy-50-vt-cri90-4000-k-vstraivaemyy-nakladnoy-1195kh29_1/