... corridor, bathroom, washroom, kitchen, veranda, stair well and park etc. 1)Special Featuresa) Light sensor function: auto identify the ... 10% illuminance, 3) After 40s. light off. d) Detection distance, sensitivity of light sensor, time interval of corridor function, ... places including path, corridor, bath room, washroom, kitchen, veranda, stair well and park etc. Intelligent LED Ceiling light Series