ACTIVE DETERRENCE - Each camera comes equipped with a motion-activated triggered LED light and a remote-ly triggered sirenalarm, to deter uninvited guests. perfect for stopping trespassers in their tracks COLOR NIGHT VISION Experience Color Night Vision in ambient lightning. And equipped with infrared LEDs, these cameras provide clear video quality with IR night vision for up to 135ft, letting you identify objects and people accurately IP67 WEATHERPROOF RATED CAMERAS With IP67 Weatherproof rating the camera can withstand the harshest weather conditions. The protective metal housing permits rain, snow, wind, and temperatures ranging from -40 to 131 degrees Fahrenheit 4K ULTRA HD RESOLUTION - Each 4K security camera provides clear video resolution. The wide 105-degree field of view allows you to cover large areas REQUIRES RECORDER - This camera is is compatible with Lorex model D841/D841B/D861/DV900/LHV5100/LHV5100W-series analog DVR recorders