Feature: 1. Horizontal and Vertical: The architectural leveler has 2x360° horizontal and 2x360° vertical lasers covering tile, ceiling and rectangular layout applications. 2. Pulse Mode: The level offers a pulse mode that extends the laser range up to 197 feet with the laser receiver, ideal for long distance or outdoor use. 3. Self Leveling Manual Mode: Slide the swing hammer to the unlocked position to turn on the line level and the self leveling mode is on. When the laser is out of self leveling range (±4°), the laser tool will beep and the beam will be blinking rapidly. 4. Arbitrary Angle Fixing: Lock the swing hammer to activate the manual mode, the laser line can be fixed at any angle, which is perfect for hanging pictures, sticking to wall and floors, etc. 5. High Accuracy: The electronic level uses a high accuracy axes prism to reflect a high accuracy horizontal laser beam. Specification: Item Type: 16 Line 4D Line Level Material: ABS Laser Source: Wavelength 532nm Vertical Accuracy: Approx. ±0.2mm/ ±0.008in, 10m/32.8ft Protection Class: IP54 Working Range: Diameter Approx. 25m / 82ft Working Temperature: -5℃ to +50℃ Level Power Supply Mode: Li ion battery 3000mAh (built in carrying) Remote Control Power Supply Mode: 12V Alkaline dry battery 800mAh (built in carrying). Package List: 1 x Line Level 1 x Lifting Table 1 x Magnetic Bracket 1 x Magnetic Bracket Plate 1 x Remote Controller 1 x Adapter1 x Power Adapter 1 x Fixing Clip 1 x Instruction Manual 1 x Storage Bag