Bosch DS915 motion detector

Recess Mount PIR Detector - Pulse count of one, two, or three
- Five field-changeable Fresnel lenses
- Semi-flush in standard switch box
- Ideal for new construction
- Internal vertical and horizontal pointability

The DS915 PIR Detector is designed to mount in a standard single gang electrical box or directly to a wall using the supplied flush mount ring. It uses alternate polarity pulse count processing, is internally pointable and uses grooves-in Fresnel lenses to provide six different coverage patterns.