GW Security Inc VD127A 1/3-Inch Sony Exview HAD CCD II Auto Tracking PTZ Camera 960H CCD CAMERA with high Resolution image , clear night view Auto tracking moving target, auto adjust zoom time according to during tracking Auto return to the preset view ,once the target disappear Imported array IR LED, auto adjust zoom according to different distance IR range 490 feet Video analysis with 8 preset views and 4 zones detecting in each preset view, alarm is triggered once a targeted is detected Auto tracking the moving target, Auto adjust zoom time according to different distance Highest ESD protection against lightning and power surges. With digital temperature controlling system protecting IR LED 1 Year Warranty and Free Life Time Tech Support.