Input voltage (AC, 50Hz), V: 176...264 AC frequency, Hz: 50 Flicker, %: 1 Climatic modification and category of placement: УХЛ4 Color rendering index: 90-100 Protection class: I Mounting method: Built-in Ingress protection (IP): IP40 Radiation angle: 120 Impact resistance: IK02 Power factor: 0,95 https://www.varton.ru/products/svetilniki-dlya-obrazovatelnykh-uchrezhdeniy/e-seriya-2-0-dlya-klassov-grilyato-analog-gr-serii/e070-2-0-ip40-grilyato-shkola-588kh588-mm/svetodiodnyy-svetilnik-varton-e070-2-0-dlya-obrazovatelnykh-uchrezhdeniy-35-vt-cri90-4000-k-dlya-gri/