HIGH QUALITY: This professional transit level features a rugged, high-strength composite housing that protects the internal unit from water and dust, ensuring long-lasting reliability even in harsh conditions, and it is IP67 waterproof. We've also included a sturdy lockable storage bag to take with you when you're out on the job site. AUTOMATIC SELF-LEVELING: The rotary laser level can align automatically. In self-leveling mode, when the laser exceeds the self-leveling range (±5°), the line laser level beeps and the beam flashes quickly. HORIZONTAL & VERTICAL: Survey level is with a 360° rotating module and directional scanning mode, it provides variable rotation speed (0-60-120-300-600 rpm) and scanning angle options (0°,10°,45°,90°,180°), allowing you to cover the entire site, for both vertical and horizontal use. 500M WORKING DISTANCE: Our red beam rotary laser level features a working range of 1650 feet and a clear laser output, suitable for industrial and commercial applications; Red beam has strong stability, low power consumption and high cost performance, more suitable for indoor use. BATTERY TYPE: Alkaline Battery and NiMH Battery. Laser Class:Class 1 (IEC 60825-1:2014), Power Output:<5mW WITH TRIPOD AND ROD: Survey tripod with extendable legs and quick lock system, the fully extended height can reach 65inch (1.65m); Aluminum grade rod, five telescopic sections reach up to 16.4ft (5m) in length. Graduations on both sides, one side marking in feets/tenths (min.: 0.01ft), the other side in decimeters/centimeters (min.: 0.5cm). TRY-YEAN rotating laser transit level with tripod and aluminum grade rod kit is suitable for construction, equipment installation, quality inspection and engineering supervision. Widely used indoor and outdoor applications, leveling, checking cut and fill, setting foundations and footings, concrete pours, etc.