Based on this product's specifications, here are some alternatives and similar models
Motion Detector Infrared Sensor iGET P1V2
Summary description:
The iGET P1V2 is a wireless infrared motion detector designed for indoor use. Operating at a frequency of 433 MHz, it ensures reliable detection of movement. With a minimum installation height of 1.7 m, this white sensor has dimensions of 94 mm width, 54 mm depth, and 41 mm height, making it compact and easy to integrate into various environments. Ideal for enhancing security in homes and offices.