Feature:1. Easy to Carry: The self levelling leveller is made of ABS and is waterproof, dustproof, drop proof and hard wearing, making it very portable and convenient for outdoor use.2. Audible Alert: When the laser leveling is on, it is in auto level mode and will flash and beep if it is not at level 2.5.3. High Visibility: This green line laser leveling has 4 times the visibility of the red laser and works up to 40m.4. High Accuracy: This laser leveler boasts of high accuracy, ensuring that your measurements are as precise as possible. With this feature, you can achieve your desired results in your construction or DIY project without any worries of errors.5. Versatile and Convenient: The laser leveler tool comes with a US plug 110240V power rating that suits a wide range of power supply requirements. This feature makes the tool very versatile and convenient to use, especially when working in different geographical locations.Specification:Item Type: Laser LevelingMaterial: ABSColour: Red and BlackContinuous Working Time: 13 hoursLaser Wavelength: 635NMAccuracy: 1NM/5MLine Width: Approx. 1 ~ 2mm / 0.04 ~ 0.08inAuto Leveling: 2.5 Working Distance: Approx. 40m / 131.23ft, 10m / 32.81ft indoorsPlug: US 110-240VBattery: 2 x Lithium Battery (included)Capacity: 6000mAh (single battery capacity)Remote Control Battery: 1 x CR2032 button cell (included)Capacity: 75mAhTransmitting Angle: Vertical 110 Horizontal 120.Package List:1 xLaser Leveling1 x Lifting Stand1 x Upper Wall Stand1 x Triangular Base1 x Magnetic Stand1 x Remote Control1 x Spacer1 x Hand Screw2 x Lithium Battery1 x Power Adapter1 x Storage Bag