【Rechargeable Laser Level】This green laser level self leveling is powered by a Built-in 3.7V 2600mAh Li-ion Battery, the high capacity battery allow the laser level working for 8 hours. The Type-C USB charging cable provide fast charging speed.【Consistently High Accuracy】DOVOH cross line laser level green features durable housing which is surrounded by rubber edge, it can protect the laser level from unexpected drop. The self leveling laser level adopts enhanced pendulum framework to ensure the consistently high accuracy and durability.【Dual Laser Module】This cross line laser level green includes two laser modules, the vertical and horizontal laser can be opened separately, you can close the unnecessary laser to save the power, cross line is also available depends on your needs.【Self-leveling & Manual Mode】The DOVOH cross line laser level features a self-leveling mode for automatically alignment within ±4°, ensuring accuracy on uneven surfaces, and a manual mode for precise alignment control, allowing users to set custom angles as needed.【Pulse Mode】The laser level rechargeable support pulse mode, it works with DOVOH DR1 laser level receiver (receiver is not included). The working range can be extended to 197ft/60m under pulse mode with a laser receiver.