New 4pcs 18mm 40khz Waterproof Ultrasonic Sensor Receiver Transmitter R+T in 1

0.5-4.5V Pressure Transmitter Transducer Sensor Oil Water 0-10/20/30bar

4-20MA/0-5V/0-10V/RS485 -40~80℃ Temperature And Humidity Transmitter Sensor IP67

Infrared Sensor USB Rechargable Ultrasonic Wave Solar Animal Repeller

Solar Panel 6 LEDs Animal Repeller Ultrasonic Pest Repellent Sensor Waterproof

Output 4-20MA/0-5V/0-10V/RS485 -40~80℃ Temperature Humidity Transmitter Sensor

Ultrasonic Deterrent Device: Motion Sensor for Outdoor Birds & Deern

New FoxEye Ultrasonic Cleaner with Digital Clock and Temperature Display