This PIR Sensor automatically powers on connected 12 VDC or 24 VDC LED lights for 10 seconds when human motion is detected. Designed to save energy and prolong the life of your LED lights. Motion detection range is within 15' of the PIR sensor. The single-channel sensor has an 8-Amp maximum load and operates within a 12-24 VDC range. Price for each.

Sensor
Activates only in darkness
Takes approximately 1 minute to adjust to environment once installed properly.
Use 4 screws to mount switch to the surface

TECHNICAL DETAILS
Amps:    8 Amps
Amps Per Channel:  8 Amps/CH
Channels:  1 Channel
Connection Type:  Screw Terminals
Input Voltage DC:  12 VDC
IP Rating:  Non-Waterproof
Special Features:  Motion Sensor
Standards And Certifications:    RoHS Compliant
Volts:    12-24 VDC     
Package Weight:  3.35oz (0.09kg) 
Package Dimensions:  3.75" (10cm) x 2.49" (6cm) x 2.49" (6cm)