Based on this product's specifications, here are some alternatives and similar models
Ceiling Microwave Motion Detector MACLEAN MCE133 — 16 m detection, AC 220–240V, 50 Hz, white
Summary description:
MACLEAN MCE133 is a ceiling-mounted microwave motion detector for indoor use. It provides presence detection up to 16 m using a microwave sensor and is powered from AC mains (220–240 V, 50 Hz). Designed for automatic lighting or security control, it is suitable for corridors, stairwells, rooms and other indoor spaces where non-contact motion detection is required.