Features

• Accurate to 1.5mm @ 30m
• Working Range 165ft (Radius)
• Detects laser beam indoors and out
• Front and rear back-lit LCD displays
• Audible signal with adjustable volume control
• Automatic shutoff turns off detector if inactive for 5 minutes
• Top-mounted magnets for attachment to ceiling track or steel studs
• Heavy-Duty Quick release clamp included
• 9v Battery included

Specifications 

• Battery Type 9 Volt Batteries
• Battery Type AA Batteries
• Batteries Included true
• Overall Length (in) 4.75in
• Overall Length (mm) 120.65mm
• Height (in) 1.4in
• Height (mm) 35.56mm
• Width (in) 2.6in
• Width (mm) 66.04mm
• Includes Bracket true