... , kitchen, veranda, stair well and park etc. 1)Special Featuresa) Light sensor function: auto identify the environment illuminance,and working after ... ) 10-40s, 10% illuminance, 3) After 40s. light off. d) Detection distance, sensitivity of light sensor, time interval of corridor function, can ... , washroom, kitchen, veranda, stair well and park etc. Intelligent&sensor LED bulb