1、The infrared line level is made of high‑quality materials, durable in use, wear‑resistant and corrosion‑resistant. 2、With red light 2 lines, high brightness, clear and distinct, long‑distance light will not diverge. 3、High measurement accuracy, the error is small, dust‑proof and waterproof, indoor and outdoor use. 4、Supports automatic leveling, the leveling range is ±4°, and it will automatically alarm if it is not leveled. 5、Suitable for drainage system, landscape embankment, road engineering, steel structure engineering, interior decoration, construction site, courtyard decoration designed. 1 x Main Host (Battery Not Included)1 x Bracket1 x Cloth Bag1 x Manual (Chinese Type and English Type) Condition: 100% Brand NewItem Type: Line Level ToolMaterial: Plastic + Electronic Components BoardLaser Class: Level 2Leveling/Vertical and Horizontal Accuracy: ±3mm/10mAnping Range: ±4°Working Distance: 10 m / 32.8ftBattery: 1.5V 2 x AA Battery (Battery Not Included)Waterproof/Dustproof Rating: IP54Weight: Approx. 432g / 15.2ozProduct Size: Approx. 7.5x 7.5cm / 3.0x 3.0in