Specifications: Working temp:-10℃~50℃Material:TPCAccuracy:7m±1mmBattery type:lithiumBattery capacity:4000mAhLaser line number:12Laser line width:2mmProtection grade:IP54Working place:indoor/outdoorLaser line color:greenWorking time:7 hoursProduct size:120*150mmLaser wave length:808nmSlef levling range:±3°Wall distance: 7mm  Features: -Long standby time.-Lines can switch as you like between horizontal, vertical and cross.-IP54 protection grade, shock-proof and water-proof,durable to use.-In ±3°range error, the product will auto Self Leveling. Larger than 3° error, the product will alarm you with red flash light.-Pressing OUT button for 3 senonds it can make slash.-TPU material cover, anti shock and anti slip.-3D leveling,multifunctional for woodworking, architecture working ,etc.- easy to operat, one key to start.- Thick laser line supports indoor and outdoor working. Even in outdoor place the line can be seen clearly.-Come with tripod, you can adjust the laser level line through adjust the tripod height.  Package Included: 1x laser level1x bracket1x charger1x storage bag2x battery1x user manual1x adapter11x tripod1x goggles