Product Details: Manufacturer Part Number: GLL 55|Level Type|Self Leveling Cross Line LaserLaser Class|Laser Projection Orientation|Plumb Type|Accuracy|5/16 in at 30 ftPower Source|BatteryBatteries Included|YesBattery Chemistry|Battery Size|AANumber Of Batteries|3Preset Angle|Beam Color|Minimum Measuring Range (Feet)|50.00Maximum Measuring Range (Miles)|Mount Type|Vial Material|Indoor/Outdoor|Detector|Features|Easy to Use; Over-Molded Construction; Simple Keypad Operation; Smart Pendulum SystemIncludes|(3) AA Batteries; GLL 55 Self-Leveling Cross-Line Laser; Hard Carrying Case; Laser Target Plate; Magnetic Mounting BracketStandards|Additional Information|Height (mm)|Height (Inch)|Width (Inch)|Length (Inch)|Number Of Vials|Number Of Beams|2Length (Decimal Inch - 4 Decimals)|Width (mm - 2 Decimals)|Width (Decimal Inch - 4 Decimals)|Length (mm)|Maximum Measuirng Range (Feet)|50Maximum Measuirng Range (Meters)|Product Service Code|5210UNSPSC Code|