Models AJ-SR04M| Ultrasonic Sensor Module | Arduino 1 24 0 SR04M Ultrasonic Sensor Adapter| Oil Tank Plug 2 9 0 SP16 - 6B | panel-mounted | waterproof connector 14 106 0 B8.5D Tachometer Bulb adapter to LED 7 131 0 IOT Arduino Mega Case| LCD 1602 Serial| Keypad | LED | Buttons 11 101 0