100% brand new and high quality. Delay shut down automatically in the dark, auto on/off with 35s delay time when you get in/out of the induction range(3m). Application areas: for automatic lighting corridors, Led light strip,bathrooms, basements, warehouses,garages and other places,automatic ventilation exhaust fan and other electrical automatic control and other functions. Temperature compensation: temperature compensation chip, reducing the impact sensing distance by the temperature. Package include:1pc x Switch sensor, Weight: 0.0440924524 pounds, Manufacturer: XUPHINX