Magnetic Sheave Alignment Laser Accuracy +/-1/16 in @ 10 ft Battery Type AAA Bluetooth Not Bluetooth Compatible Features Aligns Belts Pulleys Sheaves Sprockets Gear Trains Rollers Platforms Conveyors and Other Plant Equipment Includes Target Case Red Magnetic Sheave Alignment Number of Beams 1 Number of Planes 0 Number of Dots 0 Number of Lines 0 Working Range with Detector - Maximum Not Applicable Working Range without Detector - Maximum 100 ft Mount Type Magnetic