This portable laser range finder with mini size, widely used in interior decoration, indoor design, construction field. It can measure distance, area and volume accurately, quickly and conveniently with a wide range of 30M and accuracy up to ±2mm. Features: Our laser measurement tool features several measurement modes, including area, distance, length, volume, angle, continuous measure, and Pythagorean measure, etc.. The laser distance measure can be displayed in 3 units: M/In/Ft, enhancing convenience. Multifunctional, measures distance, area and volume accurately, quickly and conveniently. Wide measuring range 30M with a high accuracy up to ±2mm, accurate and efficient. Switchable among meter (m), inch (in), feet (ft), convenient to read the measuring results. Large LCD with backlight, help to see the date clearly in low-light conditions. The laser measurement tool comes with a USB rechargeable battery. It can work up to 10000 times after fully charged. No need to replace batteries frequently, making your work more efficient. 72s auto shut off function, helps to save battery life. Handheld design makes it portable and lightweight to take for measuring. Widely used in interior decoration, indoor design, construction field. Specifications: Model:710030 Color:Dark grey Material:Aluminium alloy Measuring Distance: 30M Maesuring Accuracy: ±2mm Auto Shutdown: 72 Seconds Backlight Off: 46 Seconds Power Supply Mode: USB Charging Automatic Laser Cut-off: 15 Seconds Full Power Operation: 10000 times Charging Time:1.5~2 h Standby Time: 6 Months Length of Use: 5h Operating Temperature:0-40 Battery: 3V 250mAh Laser Level: Class 2 Item Size: 56 * 22 * 13 mm / 2.2 * 0.87 * 0.51 inch Item Weight: 24g / 0.85oz Package Size: 9 * 6.2 * 1.8 cm / 3.54 * 2.44 * 0.71 inch Package Weight: 68g / 2.4oz Package List: 1 * Laser Distance Meter 1 * USB Charging Cable 1 * Lanyard 1 * User Manual(English)