Features: 1. This Mini Digital Laser Rangefinder With Multiple Measurement Modes, Such As Distance, Volume And Area Measurement, Ensures You Get The Quickly. 2. Automatic Calculation Of Area And Volume Based On Measured Length, Width And Height; Addition And Subtraction; Low Battery Indication. 3. When Measuring, There Are 4 Kinds Of Units To Choose From, Which Can Meet Most Users' Measuring Habits. 4. Usb Rechargeable; Simple Function, Easy To Operate And Portable. 5. perfect For Home, Building And Industry, Especially For Indoor Use. Description: 1. Measurement Accuracy: ±3mmx 2. Unit: M/In/Ft 3. Measuring Range (Without Reflector): 0.03-60m 4. Measuring Time: 0.3-4 Seconds 5. Laser Type: 620-670mm, Less than 1mw 6. Automatically Turn Off The Laser: 15 Seconds 7. Automatic Shutdown: 45 Seconds 8. Display Lighting: White Led 9. Measurement Base Switch: Allow 10. Power Display: Allowed 11. Battery Type: 200mAh Rechargeable Carp Battery 12. Working Temperature Range: 0°C~40°C 13. Storage Temperature Range: -20°C~60°C size: 6.2 x 2.6 x 1.5cm Material: ABS colour: white Package Contents: 1 x Rangefinder 1 x Lanyard 1 x English Manual 1 x Usb Charging Cable 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.