Specifications: Laser Diode: 500 - 540 nm (<10 mW), 630 - 650 nm (<1 mW)Operating Temperature: -10°C to 50°CStorage Temperature: -20°C to 70°CLaser Level: 2Scope of Work: 15 metersPrecision: ± 0.3 mm/mLaser Point Maximum Working Range: 10 meters (Top)/10 meters (Bottom)Self-Leveling Range: ± 4°Dustproof and Water Repellent: IP54Running Time (Maximum):Cross Line & Dot Mode: 6 hoursCross Line Mode: 8 hoursLine & Point Mode: 10 hoursLine Mode: 12 hoursDot Mode: 22 hoursTripod Thread: 1/4 inch, 5/8 inchWeight (Approx.): 0.49 kgLaser Line Color: GreenProjection: Double Line/Double PointPlumb Point Accuracy: ± 0.7 mm/mPower Supply: 3 x 1.5V LR6 (AA) Features: 1.Precision Quality for Indoor and Outdoor ProjectsWith an impressive ± 0.3 mm/m accuracy and reliable self-leveling range of ± 4°, the GCL2-15G ensures high-quality results for demanding construction and installation tasks.2.True Green Light Technology for Enhanced VisibilityThe device uses high-definition true green light for superior brightness and visibility, allowing excellent performance even under challenging lighting conditions.3.Versatile Projection Options for Multi-Angle ApplicationsOffers double-line and double-point projection, making it adaptable for large-scale operations like stone dry-hanging, curtain wall installations, stair railing setups, and more.4Compact and Lightweight with Construction StandardsWith a weight of approximately 0.49 kg and dustproof, water repellent IP54 rating, the laser level is easy to carry and designed with ruggedness for long-term usage in varying environments.5.Extended Runtime for Uninterrupted WorkflowMaximum runtime across different modes ranges from 6 to 22 hours, giving flexibility for lengthy work sessions without frequent power interruptions. Package Included: 1 x Laser Level (Battery Not Included)1 x Clamping Bracket1 x Laser Target1 x Rotating Base1 x Soft Case1 x Manual