IR sensor. With sensing range of 2-5m. With max. detection angle of 120°. * Mini shape. With 48 ultra bright LED lights. Cold white light. * Auto on and off function. High speed reflection. * E27 standard screw bulb. Lower calorific value. Long service life. * Green product, no UV and IR radiation, no stroboflash, no lead, mercury and herniation, easy to be recycled.