Occupancy Sensor,

 Multi-Technology 

(PIR Sensor / Ultrasonic Sensor), Wall Switch, Dual Relay, 2400SF, 120-277V, No Neutral, White, Decora®

Dual relay multi-tech wall box occupancy sensor w/no neutral wire lighting control, 120/208/220/230/240/277v, 50/60Hz, CEC Title 20/24 Compliant, 30s-30m Time Delay, Ambient Light Override, Self Adjusting, Field Configurable, USMCA Compliant. Color: White

The OSSMD provides automatic lighting control for two separate loads from a single unit. It is compatible with incandescent, fluorescent, low-voltage lighting, and fan loads. The unit features dual manual-override switches that can be used to toggle the ON/OFF status of each lighting load while an area is occupied. The OSSMD can be installed in place of two single-pole wall switches and fits in a standard single-gang wall box.

on lower steel rack 

under box 6