Specification: Name: 3 IN 1 Laser Rangefinder Material: ABS + manganese steel wire belt Range: 0.2-60m Measurement accuracy: 2mm Measurement unit: m/in/ft Laser type: 635nm1mW Auto-off laser time: 30 seconds Automatic shutdown time: 180 seconds Data storage: 20 groups Laser range: 60m Tape measuring range: 0-5m Minimum scale of tape measure: 1mm Measuring tape width: 19mm Tape measure unit: metric inch Tape measure tape material: 65 manganese steel Battery Type: 2*1.5V AAA batteries Scope of application: single measurement, continuous measurement, area measurement, volume measurement, hook measurement, decoration design, furniture placement, door and window measurement, engineering support Working temperature: 0-40 degrees Celsius Size: 85*82*56mm Features: Multifunctional smart tape measure: laser ranging/laser cross/self-locking tape measure Five tips per hand: 5m tape measure/60m laser rangefinder/laser cross. Measuring method: measure short distance with tape measure, measure long distance with laser, measure cross with laser cross. Precise laser components: laser ranging, error 2mm, digital display can be accurate to 0.001m, subtle distance changes and accurate perception.