Dot Laser Accuracy +/-1/8 in @ 30 ft Battery Type AA Bluetooth Not Bluetooth Compatible Features Greenbrite(R) Technology - 400 Percent More Visible than Red Lasers Pendulum Lock Protects Laser During Transport Tall Profile for Clearance of Wood or Metal Drywall Track Includes Bracket Target Laser Glasses Number of Beams 3 Number of Planes 0 Number of Dots 3 Number of Lines 0 Working Range with Detector - Maximum 100 ft Working Range without Detector - Maximum 100 ft