2x360 horizontal and 2x360 vertical, the laser level automatically levels 360 degrees and can cover every corner of the room. In addition, the 4x360 laser level can cover an entire room in seconds! H means horizontal laser, V means vertical laser, you can easily see the reference point of the 16-line green laser level for precise application, suitable for horizontal construction, hanging pictures, floors , ceramic tiles, ceilings, cabinets, decoration projects, etc. The long-lasting 8-hour rechargeable battery (4,800 mAh) is enough to take the self-leveling laser level with you for all your home projects. The full remote control feature is the icing on the cake. It allows the line laser to be operated via remote control from anywhere in the room. Suitable for taking to the workplace or on site. It is the best protection against the harsh conditions of outdoor construction sites, providing strong protection for professional architects, carpenters and DIY enthusiasts, reducing unnecessary worries during long-distance transportation.