商品描述: MULTICOMP PRO - MCUST18A40B12RS - Ultrasonic Sensor, Transmitter, 18 mm Diameter, 40 kHz, Aluminium, Black, -40 °C to 85 °C MULTICOMP PRO - MCUST18A40B12RS - Ultrasonic Sensor, Transmitter, 18 mm Diameter, 40 kHz, Aluminium, Black, -40 °C to 85 °C