Updated: Sep 14, 2019
Arduino Nano : https://www.flyrobo.in/arduino_nano_r3_board_with_ch340_chip?tracking=5c723900abvrl
Ultrasonic Sensor HC-SR04 : https://www.flyrobo.in/ultrasonic_module_hc_sr04_distance_measuring_sensor?tracking=5c723900abvrl
Servo : https://www.flyrobo.in/sg90-9g-micro-pro-servo?tracking=5c723900abvrl
Wires : https://www.flyrobo.in/micro-usb-cable-usb-2.0-a-male-to-micro-b-male?tracking=5c723900abvrl
Breadboard : https://www.flyrobo.in/high_quality_solderless_breadboard_with_430_tie_point_for_arduino?tracking=5c723900abvrl
PCB : https://www.flyrobo.in/12_x_18cm_pcb_prototyping_printed_circuit?tracking=5c723900abvrl
Jumpers : https://www.flyrobo.in/combo-of-3-type-jumper-cables-f-f-f-m-m-m?tracking=5c723900abvrl
Plastic Dustbin or you can make from Cardboard as I did.