Warm Tips: As strong sunlight would weaken laser energy, which might influence the accuracy and measuring range, we recommend you to avoid using in a direct sunlight. Specification: ✔ Measuring Units: M/ Ft/ Inch/ ft+in ✔ Measurement Range: 0.1 to 262 feet ✔ Measuring Accuracy: ±1/25 inch ✔ Operating Temperature: 0°C~40 °C ✔ Laser class: Class II, 630-670nm, <1mW ✔ History Measurement Records: 20 Groups ✔ Auto Instrument Switch-off: 180 seconds ✔ Batteries Type: 2 x 1.5V AAA batteries(included) ✔ Materials: TPE Soft Rubber, ABS+PC, Silicone Button ✔ Waterproof: IP54 Feature: 1. Built-in Electronic Level 2. Battery Status Indication 3. Auto Error Report Technology 4. Set Up Front/ Rear/End Piece Benchmark 5. Indirect Measurement by Pythagorean Theorem 6. Calculation of Area, Volume, Addition/Subtraction 7. Large LCD with Backlight and Multi-line Display (4 Line) 8. Continuous Measurement and Min/Max Distance Tracking (Display Value) Package Contents: 1 x Laser Distance Meter 262 Ft 2 x AAA Batteries 1 x Portable Pouch 1 x Hand Strip 1 x User Manual