Features: Multifunctional, measures distance, area and volume accurately, quickly and conveniently. Wide measuring range 40M with a high accuracy up to ±2mm, accurate and efficient. With 4 data memories, allows to check the most recent measurement freely. Switchable among meter (m), inch (in), feet (ft), convenient to read the measuring results. Reinforced shell is dustproof and IP54 waterproof, can be used in the outdoor environment. Large LCD with backlight, help to see the date clearly in low-light conditions. Handheld design makes it portable and lightweight to take for measuring. Widely used in interior decoration, indoor design, construction field. Specifications: Color: Black Measuring Range: 0.05-40m (0.16-131ft) Material: PC+ABS Measuring Time: 0.1-3s Display: LCD with Backlight Accuracy: ±2mm Measurement Unit: m / in / ft Laser Class: Class II Laser Wavelength: 635nm Laser Output: <1mW Water-proof and dust-proof grade: IP54 Laser Auto Off: 60s Power Auto Off: 480s Measurement Reference Switch: Yes Power: rechargeable lithium battery(200mAh) Operation Temperature: 0~40¡æ / 32~104¨H Storage Temperature: -25~60¡æ / -13~140¨H Item Size: 100 * 32 * 13mm / 3.94 * 1.26 * 0.51in (L * W * H) Package Size: 135 * 70 * 35mm / 5.31 * 2.76 * 1.38in (L * W * H) Package List: 1 * Distance Meter 1 * USB Cable 1 * User Manual Note: - Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. - Please allow 1-3CM differs due to manual measurement. - Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding. If you have any questions, please contact us. We do try to message back as soon as possible. Wish you have a happy shopping time.