Explosion proof grade: Ex db eb IIC T6 Gb/Ex tb IIIC T80 ℃ Db● Rated voltage: AC220/50Hz● Applicable voltage: AC85-265V● Light source: LED (crystal element)● Power: I: 70-100W, II: 100-200W, III: 250W-300W, IV: 600W-1000W● Light efficiency: 120Lm/W● Dimensions: I: Φ 306 × 255, II: Φ 446 × 306, III: Φ 446 × 306● Weight: I: 8.2Kg, II: 13.5Kg, III: 17Kg● Installation methods: bracket type, street lamp type