Explosion-proof mark: ExdⅡCT6 Protect grade: IP66 Image sensor color: 1/3"SONY Exview CCD Resolution: 420TVL / 480TVL Min illumination: 0Lux(IR lamp turn on) IR visible distance: 60 meters Lens: 6mm / 8mm / 12mm / 16mm / 25mm optional IR switch: auto-turn on when the illumination lower than 10 Lux Power supply: AC220V Working current: ≤2000mA Environment temperature: -25°C ~ +70°C Outer size: ¢160mm *10 mm(length) Weight: ≤8kg