Quantity   Component name
1 × lpc2148 Microprocessors, Microcontrollers, DSPs / ARM, RISC-Based Microcontrollersoller
1 × rcwl-0516 microwave radar sensor detects human presence
1 × optical infrared liquid level sensor
1 × led Fiber Optics / Emitters
1 × bread board
1 × relay with an external power source
1 × in built piezo buzzer
1 × in built lcd display