[High Accuracy & Fast Measurement] Measures distances up to 196ft (60m) with ±2.0mm and quick 0.5-second response. Equipped with a Class II laser (500-670nm, Less than 1mW) and supports storage of 30 historical records for better data tracking. laser class: Class 2, laser type: 490-690nm, Less than 1mW. [Versatile Measurement Modes] Supports single and continuous measurement, area, volume, and Pythagorean calculations. Features data addition and subtraction, ideal for indoor layouts, renovation, and DIY projects. [Triple AAA Battery Powered] Runs on 3xAAA 1.5V batteries(Not included), offering over 5000 measurements per set. Auto laser shut-off after and power-off after 120 seconds for energy-saving performance. [] This is a Class II laser product. Do not look directly into the laser beam. Keep out of children's reach. Color:Blue & Black Material:plastic Package Contents: 1 * Camera Laser Measure Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.