Condition: 100% Brand New Item Type: Laser Meter Material: ABS Installation Method: With Tripod Base, Wall-Mounted Light Source: 5mW Semiconductor Laser Laser Wavelength: 635NM Accuracy: 2.5mm/5m Power: 2 x AA Battery (Battery Not Included) Working Distance: 0.2-30m / 0.7-98.4ft Application: Indoor Installation Engineering Line Width: 2mm/5m Launch Angle: +/- 3° Braking Method: Magnetoresistive Alarm Mode: Buzzer Weight: Approx. 376g / 13.3oz Size: Approx. 12x9x9cm / 4.7x3.5x3.5in 1、With magnetic damping levering technology, the balance will be kept within 3 ° automatically, and the alarm will be given automatically when the tilt angle is greater than 3 °. 2、Equipped with intelligent chip, 5MW semiconductor laser is used for measurement, and the working distance is 0.2-30m. 3、It can be used with the rotating base, supporting the rotate fine adjustment, or wall hanging type, easy to operate. 4、It supports two power supply modes, USB power supply and battery power supply, and is suitable for indoor installation engineering. 5、It can be widely used in stair floor laying, woodworking decoration, hanging installation, wall construction, door and window decoration. 1 x Laser Meter (Battery Not Included) 1 x Cloth Bag 1 x Instruction Manual