VideoSecu 4 x Outdoor IR Infrared Bullet Security Cameras High Resolution 520TVL Day Night Vision with IR Cut Filter Switch for CCTV DVR Home Surveillance System CB8 Affordable day night vision CMOS security camera. Horizontal Resolution: 520 TV lines Built-in 36 infrared LEDs for night vision. Camera Lens: 6.0mm Built-in mechanical IR-Cut Filter Switch. Built-in light sensor controls IR activation Weatherproof housing for indoor outdoor application Package included: 4 x bullet cameras and 4 x security warning Decals. Power require: 12V DC 500mA or above (sold separately)