Brand New Infrared IR 48 LED Illuminator for Night Vision Camera. - Illuminates with night vision capable equipment but light emmitted from flashlight is invisable to naked eye. - Use with night vision surveillance camera the camera shall be sensitive to 850nm infrared. - Better effect can be achieved with illumination intensity less than 0.001 Lux. - illuminating range: viewing range is 20m . - Auto Power-On Sensor only turn-on when the surrounding is dark . - Structure: All-weather aluminum and reinforced glass . - Input power source: DC12V 500mA (Optional) - Weight: 0.2kg. - Specification: 7cm in diameter -------------------------------------------------------------------------------