1、8000 mAh large-capacity digital display lithium battery, the power is clearly visible at a glance. 2、4D no dead corners, clear lines, still visible clearly under indoor and outdoor strong light. 3、Can be used alone or in combination with various types of telescopic brackets. 4、H key horizontal line switch, V key vertical line switch, OUT key slash function button. 5、Intelligent alarm function, more convenient and worry-free to use. 6、Any oblique line can be completed in 180°, IP54 waterproof and dustproof, can be used indoors and outdoors. 1 x Leveling Tool1 x Remote Control1 x Lifting Platform1 x Charger1 x Detachable Lithium Battery1 x Upper Wall Bracket1 x Upper Wall Bracket Laser Window Clip Condition: 100% Brand NewItem Type: Level MeterLight: 360 degrees x 16 lines 4 laser windowLight Source: Green lightWave: 532nmAccuracy Range: ± 0.2mmWorking Range: 25mWaterproof Rating: IP54Working Hours: 8 hoursRemote Control Range: 30MWorking Temperature: 0-40 °CLithium Battery Capacity: 8000mA, Sustainable use 8-12 hours, input voltage 5V, output 3.7VRemote Control Built-in Battery: 27A 12V