Features: 1High Accuracy Measurement: 2 In 1 laser tape measure accurately measures distances with a accuracy of up to 2mm, meeting various measurement needs. 2Versatile Functions: Choose different measurement units, including meters, feet, and inches, to easily accommodate different user habits and requirements. 3Sound Prompt Function: Laser tape measure provides audio prompts upon measurement completion, enabling users to quickly obtain measurement results. 4Long Battery Life: Powered by dry batteries, capable of up to 8000 measurements per battery change, eliminating the need for frequent replacement during long term use. 5Portable and Lightweight: Handheld design for easy carrying and operation, suitable for indoor and outdoor use in various scenarios. Specification: Item Type: 2 In 1 Laser Tape MeasureMaterial: ABSWeight: Approx. 393.00g / 13.86ozMeasurement Accuracy: 2mm Measurement Units: m, in, ftSound Indicator: YesLaser Type: Class 2 630-670nm <1mWAuto Power Off: 20sAutomatic Shutdown: 150sBattery Life: 8000 times Measurements (Per Single Measurement)Storage Temperature: -20C-60COperating Temperature: 0C-40CStorage Humidity: 20%-80%RHPower Source: 2 x AAA Batteries (Not Included) Package List: 1 x2 In 1 Laser Tape Measure1 x Instruction Manual1 x Screwdriver