4 x 360 Laser Level & Pulse Mode： The Zokoun green laser level can cover all around the room with two 360° horizontal and two 360° vertical lines. You can easily turn on/off any laser line with H & V button on the device. The laser level has a working range up to 98 feet of accuracy ±1/9" at 33 Feet. The Outdoor Pulse Mode can extend the range up to 197 feet when use with Zokoun Laser Detectors. It is necessary to use with Zokoun receiver when work in bright-light conditions or outdoors Self-leveling Mode & Manual Mode： For the self-leveling mode: Unlock the laser level pendulum and the laser level will be automatically leveled within ±3°, otherwise the laser will keep flashing. Press and hold the “V” button on the machine to switch the manual mode and meet your alignment needs from different angles 1/4"-20 mounting thread and 360° magnetic bracket：There are 1/4"-20 male threads at the top of the magnetic bracket for installing the level meter, and 1/4"-20 and 5/8"-11 female threads at the bottom for fixing to the tripod.The back of the bracket is magnetic and can be adsorbed on the metal surface. This green laser level kit can help you with home projects, used to hang pictures, wallpapers and make ceilings, etc 5000mah built-in lithium-ion battery and type-C charger：The built-in 3.7v 5000mah lithium-ion battery provides you with 8 hours of continuous working time. This laser tool can also be charged through laptops, mobile power supplies, car chargers, etc. Because it has a type-C charging port Package contents and services：The package contains 1 IE16J laser level meter, 1 magnetic bracket, 1 portable cloth bag, 1 remote control, 1 iron plate, 1 Type-C charging cable (without plug) and 1 manual. We are happy to provide you with 12 months of after-sales service and lifetime technical support. For more information or technical support, please feel free to contact us Laser Class: Class 2 (IEC/EN60825-1/2014) output power <1mW Laser Wavelength: 510~530 nm Leveling Accuracy: ± 1/9 Inch at 33 Feet Leveling/Compensation Range: ±3° Working Distance: 98ft (100 LUX)