【2 in 1】 40M laser distance meter and 3M tape measure in one. The laser tape measure is USB rechargeable (with TYPE-C charging cable included) and can be charged anytime, anywhere. It also has an LCD screen to quickly display data to facilitate your work. 【Multiple Measurement Methods】 The digital tape measure can perform length/area/volume/wall area/Pythagorean measurements, single/continuous measurements, and addition/subtraction measurements. Choose the appropriate method according to your work needs. 【More Advantages, Better Quality】 Limited measuring distance of ordinary tape measures and changes the limitation that ordinary tape measures cannot be fixed in position. The 40m laser distance range meets the daily household and tool measurements. With the auto-lock feature, you can measure safely without worrying about the tape measure suddenly retracting. The coated steel strip is not sharp, reducing the risk of scratches on the steel ruler and preventing rust and corrosion. 【USB-C