100% brand new and of high quality. Compact size, easy for installation and use The light will auto on when people comes and off when people leave, energy saving Auto off after Off 45sec if no sensor detected by the sensor. As long as any object with temperature enters the sensing range, the light will be on Sensing range: about 2-3m. Delay time: about 45sec. Day/Night Sensor( ... https://amzn.in/d/bKLXfn8