motion detector / infrared / with audible alarm / real-time

It detect a 5mm movement at a distance of 30m (100 ft). A telescope on the unit, allows the LEADER-Sentry to precisely focus on the targeted building or unstable structure.
LEADER-Sentry continuously detects and warns of any movement.
Various maximum movement thresholds (stepped from 5mm to 100mm) can be selected. When any movement monitored exceeds the selected threshold, the audible alarm is activated.
Powered by 8 x lithium AA batteries which allow a 14 hours run time. The unit can be powered by an external12V source for continuous run.
Various alarm modes to differentiate between alarm, fault, etc.
Simple Set-up
2 beams can operate simultaneously on one single monitor
30m (100 ft) range
Audible & Visual alarm
Works in either Metric or Imperial (mm or inches)
Rain resistant
The beam is totally harmless to the eye
OLED screen : excellent clarity even in bright sunlight
Gives real time movement status on screen

Specifications:
LEADER-Sentry (Case containing the Display + 1Laser+ 1Tripod):
650 x 510 x 242 mm or 25.6 x 20.1 x 9.5 "
15 kg or 33 Lbs approx.