1、High Accuracy Measurement: 4D 16 line laser beams for accurate horizontal and vertical measurements. 2、Wide Working Range: 360 degree green laser lines and 16 laser lines can cover the floor, walls and ceiling all around the room. 3、Green Laser Light: Utilizes 532nm wavelength green laser light source for excellent visibility and penetration. 4、IP54 Waterproof: Made of plastic and electronic component board for durability and reliability, with IP54 waterproof rating. (shock resistant, waterproof, dustproof, shockproof, wear resistant, impact resistance, cold and high temperature.) 5、Portable and Compact: It's compact and lightweight for easy gripping, but large enough to sit stably, ideal for construction site work. Item Type: Green Beam Lazer Leveler Tool Material: Plastic, Electronic Component Board Weight: Approx. 1260g / 44.4oz Battery: Lithium Battery, 3000mAh (Ships with) Remote Control Battery: Button Cell Battery, CR2032, 150mAh (Ships with) Laser Lines: 16 Lines 4x360 Degree (4D) Laser Source: Green Beam with a Wavelength of 532nm Auto Leveling Range: ±3 Waterproof Rating: IP54 Working Range: Approximately 25m / 82ft Diameter Working Time: Approximately 5 Hours Green Beam Working Temperature: -5°C to 50°C 1 x Green Beam Lazer Leveler Tool 1 x Bracket 1 x Plug 1 x Battery 1 x Remote Control 1 x Base 3 x Accessories 1 x Carrying Bag