Features: Double level design: More accurate measurement, with two highprecision level on the upper and lower side of the body, allowing for more accurate measurement when the body is in a horizontalstate. Accurate ranging of 120m for doubletransmitter and receiver. 0.25S fast test speed highquality lasers head. The digital display large screen reading is clear, 2'' screen reading is convenient. IP54 waterproof and dustproof: can still be used in adverse weather conditions such as rain and strong wind without delaying work progress Specifications: Material:ABS Working Ranges: 50M/70M/100M/120M Bubble level:2bubble Accuracy: ±2mm Area measure: yes Volumes measure: yes Data storage: 99units Automatically cut offs Lasers: 30s Automatic shutdown: 180seconds Size:Approx.50mm/1.97''x26mm/1''x110mm/4.33'' Package Includes: 1x Lasers Distance Meter note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.