The DM-IR 4848AVF is one of the high quality IR security cameras on the market today. It has a 4-9mm auto vari-focal lens. The high 480 TV lines of resolution that give you a picture that is outstanding. It has 48 IR's that give you visibility in the dark up to 100ft. The removable sun shield helps to maximize the picture quality and helps protect the camera from the elements. The recommended power supply is 12VDC 1500mA.