Features: Widely used in interior decoration, indoor design, construction field.. The refined metal for shell of this electronic tape measure is for more shock-resistant and offers a more comfortable for touch feel. Equipped with high-speed algorithm chip and upgraded lens, this meter delivers stable and precise measurement with accuracy of 2mm. 0.1s quick measurement of distance, area, volume, indirect measurement through Pythagorean theorem. Unit switchable among meter (for m), inches (in), feet (ft); auto-shut off in 150s.. With self-calibration which allows users to calibrate the meter whenever necessary, with adjusting range from -9 to 9mm. Rechargeable Battery - built-in rechargeable battery has a large capacity of 850mAh and can be easily charged via Type-C USB cable. Specifications: Material: ABS Size: 100.3x33.4mm/ 3.94x1.31 in Measuring Rang: 40M/131 Ft Powered by 3.7V 850mAh battery Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 X Mini Laser Distance Meter