Sensing distance: 5-10 mWith the intelligent day and night recognition function, it will not light during day, while lighting up for 25-35 seconds at night when someone shows up within the sensing distance.Adjustment:1. LUX: Adjust the working time (Day or Night)A. Sun position: the sensor will work for the whole daytime.B. Moon position: the sensor will work only at night automatically.2. TIME: Adjust the delay time of the sensor (5±2sec-4±1min)3. SENS: Adjust the sensitivity of the sensor.