Based on this product's specifications, here are some alternatives and similar models
Surface-mount Adapter Steinel 063870 — accessory for sensor and lighting fixtures
Summary description:
Steinel surface-mount adapter 063870 is an accessory designed to enable surface installation of compatible Steinel sensors and lighting fixtures. It provides a mounting interface for attaching devices where flush or recessed installation is not possible, helping route cabling and secure the unit to walls or ceilings. Suitable for renovation, retrofit, and new installations requiring surface attachment.