RoHS: yes. Component family: Ultrasonic transmitter/receiver. Configuration: PCB mounting, waterproof. Number of terminals: 2. Operating frequency [KHz]: 40kHz. Sound pressure [dB]: 98dB. Dimensions: 10mmx8mm. Operating temperature range min (°C): -40°C. Operating temperature range max (°C): +80°C. Housing: cylindrical, radial connections