Based on this product's specifications, here are some alternatives and similar models
Parking distance sensor BLOW 22 mm silver lens rear parking aid sensor 26-332
Summary description:
BLOW parking distance sensor, model 26-332, with a 22 mm diameter and silver lens. Designed as a rear parking aid sensor, it detects obstacles to assist with reversing and tight parking maneuvers. Suitable for retrofit or replacement in compatible vehicle parking systems, it provides basic proximity detection and integrates with standard ultrasonic parking modules.