High precision: the precision is less than 2mm 3 m or in or ft unit and 2 reference points, faster and more accurate than a tape measure. 5 measurement modes: single and continuous distance (min or max), area, volume, Pythagorean height and triangle area. Durable tools: This product is made of high-strength ABS plastic with IP54 waterproof rating and dustproof, and is widely used in households, construction and industry. Clear reading: backlit display and media data clearing function small and light, you can put it in your pocket after use. 1, 0.5 second quick test 2. HD backlight is clear and bright 3, 18 functions are mastered in one machine 4. Easy to deal with dust and water splashes 5. One-handed control is easy and easy to carry 6. Reasonable data storage Fast measurement of 0.5 seconds The two-pronged approach of multi-core processor and optical lens greatly improves the efficiency of workpiece measurement and greatly reduces the workload.Reminder: Please point the laser at the human eye suddenly to avoid injury. The high-definition backlight is clear and bright During measurement, the screen backlight function is automatically turned on to make the measurement data display clearer, which which is conducive to measurement work. The backlight turns off after 15 seconds of inactivity. 15 functions, a machine to master Comfortable soft rubber keys, practical 5-key design, convenient, practical and simple. 15 functions to meet your needs. Dust-proof, splash-proof and easy to process IP54 is splash-proof and dust-proof, which can meet the requirements of different construction environments. It can cope with water splashes and dust intrusion, ensuring that the internal electronic components of the machine are not damaged by corrosion and the product is durable. Lightweight and easy to carry with one hand The lightweight design of the product, the weight of the whole machine is only 85g, greatly reducing outdoor workload and improves portability of use. Reasonable data storage After repeated research on the user's measurement habits and searches, RandD engineers found that the data storage was perfect and it was particularly practical to read and memorize. Order number: WDL0045 Model: 40m laser rangefinder Type: handheld laser rangefinder Measuring range: 0.05-40 (m) Measuring accuracy: 2 (mm) Scope of application: interior decoration construction survey Size: 100 x 12.5 x 33 MM Battery type: lithium polymer battery Resolution: 0.4 Temperature range: 0-40 degrees Accuracy: 2 Dustproof and splash-proof: IP54 Maximum storage: 4 Material: PC and ABS Maximum storage: 4 Maximum or Minimum: 0.05-40 M Net weight: 26g Specifications: 40M