CMVision Wide Angle IRD50-84 LED 120 Degree IR Dome Illuminator with Free 12V 500mA Power Built-in 72 high power IR LEDs, Supports 12V DC input voltage Ideal for indoor as well as Indoor applications, special for PTZ indoor camera Infrared range up to 100 feet (10 square meters),wave length 850,view angle 100-140degree Low operating costs, auto-switch to ON when available light is under 10Lux by CDS Size:105 x 72(H) mm Power: 12V DC MAX 20W Weight:450g