1、Glass laser cover, millimeter level is more slender, no ghosting is more accurate, light transmission is good, low refraction. 2、The light can be slashed, and any line can be made within 180°. It is easy and convenient to fit the stairs light slash engineering work. 3、Automatic leveling alarm function, (the body will automatically alarm when it is not in the horizontal state). Turn off the alarm and work at any angle. 4、Anti-vibration, dustproof, waterproof, fully enclosed lens design enhances waterproof function, blocks dust, better protects laser stability and avoids accuracy error. 5、Remote control for convenient work and can work indoor and outdoors. Features: Glass laser cover, millimeter level is more slender, no ghosting is more accurate, light transmission is good, low refraction. The light can be slashed, and any line can be made within 180°. It is easy and convenient to fit the stairs light slash engineering work.   Automatic leveling alarm function, (the body will automatically alarm when it is not in the horizontal state). Turn off the alarm and work at any angle. Anti-vibration, dustproof, waterproof, fully enclosed lens design enhances waterproof function, blocks dust, better protects laser stability and avoids accuracy error. Equipped with a 6000mah 8.0Wh lithium battery for long time work. Remote control for convenient work and can work indoor and outdoors. Specification: Item Type:Line Level Voltage:100~240V Plug:EU Plug Light:12 Lines 360 Degrees x 3 Light Source: LD Green Light Wavelength: 532nm Accuracy Range:+- 0.2mm  Working Range: 25m Water-Proof Level: IP54 Working Hour:8 Hours Working Temperature:0~40℃ Button: V button: Vertical Laser Button OUT Button: Slash Function Button H Button: Horizontal Laser Button Light Thickness: 1.5mm Installation Thread Connector:Top 1/4in Bottom 5/8in Battery: 6000mah 8.0Wh, Lithium Battery Package List: 1 x Main Unit 1 x Hanging Bracket 1 x Lifting Platform 1 x Remote Control 1 x Power Cord 1 x Removable Lithium Battery 1 x Top Hanging Bracket Adapter 1/4in Note: Please kindly make a note if you need any plug adapter.