Feature: 1. 4D 16 lines for finer positioning, with self-leveling system, flexibility and stability. 2. Self-leveling function can conquer small rugged place such as 3°, over 3° the laser light will keep blinking to remind you to put it on a flat place. 3. Alarm function beyond the safe-range. 4. The magnetic-damping compensation system ensures quick levelling time. 5. 360° rotatable base, and equipped with fine adjustment mechanism, can make the machine quickly find the target. 6. 1/4\" screw size for easy connection, it can be used with tripod to adjust the working height of the machine. 7. A 360° horizontal line can be drawn on the wall. 8. Two vertical lines can be drawn on the wall. 9. Leaning function, it can be applied in a leaning position like upstairs building. 10. With 7mm wall mounted distance, general for indoor and outdoor use. 11. Three touching buttons design, one OUTDOOR/Open button, one V button, and one H button, the slashline, horizontal line and vertical line with a clear division.(OUT\u003d slashline) 12. Comes with one remote control, A\u003dvertical line, B\u003dhorizontal line. 13. The button is wear resistant, with high sensitive to switch the line mode quickly, and with comfortable hand feeling. 14. Easy to carry with the case, providing quick and convenient mobility and storage. 15. Tripod Stand: 16. Made of thicken aluminum alloy material, firm with fine load-bearing, not easy to deformed and not easy to break. 17. Three heights adjustable, you can adjust according to your demands easily. 18. Equipped with bubble-level to help you to check whether the tripod is horizontal or not. 19. Equipped with rocking bar to adjust to height of the tripod, smooth and effort saving. 20. With fixed plectrum to control to extend length to lock it tightly. 21. Suitable for most of laser level with 5/8\" interface. Specification: Item Type: Level Tool Main material: plastics metal Battery: 2 x rechargeable battery, 3.7V, 3000mAh (included, you will find there are two battery batteries inside if disassemble one) Light ray: 360°x 4, 16 lines(40) Angle direction: 4 surface, 8 lines Display: LED display Wavelength: Green light 532nm, 10m both sides, 5m each side L ines accuracy: ±0.2mm/m Self levelling range: ±3° Alarm angle: 3° Water resistant grade: IP54 Working-range: about 20m in diameter Working time: about 5 hours Green light working temperature: -5℃ to 50℃ Tripod stand interface: 5/8" Tripod stand size: 470 x 99 x 95mm / 18.50 x 3.90 x 3.74in Tripod stand weight: 680g / 1.50lb Level machine size: 125 x 103 x 132mm / 4.92 x 4.06 x 5.20in Bag size: 235 x 210 x 160mm / 9.25 x 8.27 x 6.30in Tripod Stand: Made of thicken aluminum alloy material, firm with fine load-bearing, not easy to deformed and not easy to break. Three heights adjustable, you can adjust according to your demands easily. Equipped with bubble-level to help you to check whether the tripod is horizontal or not. Equipped with rocking bar to adjust to height of the tripod, smooth and effort saving. With fixed plectrum to control to extend length to lock it tightly. Suitable for most of level with 5/8" interface.. Package List: 1 * Level Machine with Battery 1 * Replacement Battery 1 * Lifting Platform 1 * Mini Remote Control 1 * Wall Mounted Bracket 1 * Holder 1 * Iron Board 1 * 1/4" to 5/8" Adapter 1 * Power Adapter 1 * Level Machine Carrying Bag 1 * Manual 1 * Tripod Stand 1 * Tripod Stand Carrying Bag Note: The light output maker is located on the output hole. Please do not let the light line to your eyes directly. Do not disassemble the instrument and perform internal repairs by yourself. This instrument meets the light radiation safety rating standard.