1. Intelligent sensor: The light is turned on automatically when someone or car goes into the detection zone and turned off when object leaves the detection zone.
2. Intelligent Identification: This product can automatically identify day and night. When daylight or light is bright, it does not work when people pass by light bulb; it work only at night or when the light is dim.
3. Smart delay: When object leaves the detection zone, the bulb automatically turns off after 25 seconds instead of turning off at once.
4. Time delay function: In the delay time period (25 seconds), if it detects the object again, delay time will increase 25 seconds.