Features 1. Excellent quality: Equipped with a thickened ABS shell. It is more durable, slightly dustproof, waterproof, and drop resistant, with extended usage time. 2. Precision chip: Supports remote control operation, laser brightness adjustment, and oblique line mode. 3. Configured touchpad: Press and hold H to increase brightness, press and hold V to increase brightness, and press the center to activate strobe mode. 4. Lithium-ion batteries: Built with high-capacity 18650 lithium-ion batteries for extended battery life, rechargeable and recyclable. 5. Excellent visibility: The laser level features a high-precision, stable, and high-intensity green light emitter, producing a precise, bright laser line suitable for indoor and outdoor use. Specifications Laser power: 10mW Laser wavelength: 515nm (green) Laser accuracy: 1mm/6m Effective range: 15m / 3m (indoor) Automatic leveling time: 8s / 1s Laser lines: 8 / 12 / 16 Light direction: horizontal and vertical Power supply: lithium-ion battery Battery life: 3h / 0.5h Working temperature: -15°C to 50°C Working environment: Recommended for indoor use Charger specifications: 5V-1A Material: Aluminum alloy + ABS Color: Green Size: 17 x 14 x 14 cm Weight: 800 g Package Includes 1 x Professional laser level 1 x Large capacity lithium battery 1 x Charger 1 x Anti-fall tool kit 1 x Instruction manual