5/10Pcs 16Mm 40K R And T Ultrasonic Sensor Emitter Tct40-16T 40Khz Transmit+Receive Aluminum Accessories

New and high quality! Material: aluminum Color: As the pictures show Size:As the pictures show Nominal frequency: 40KHz. Launch sound pressure at10V (0dB=0.02mPa) : greater than 117dB. V receiving sensitivity at40KHz (0dB= v /ubar) : greater than or equal to -70db. Electrostatic capacity at1KHz,  Less than  1V (PF) : 2000 , , 30. Detection distance (m) : 0.2~3. Package quantity:5/10Pcs Note: Please allow 2-3 differences due to manual measurement. The above dimensions are for reference only. As different computers display different colors, thank you for your understanding, the actual product color may be slightly different from the image. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.