Features1. Excellent quality: Equipped with a thickened ABS shell. It is more durable, slightly dustproof, waterproof and drop resistant, and has a longer usage time.2. Precisions chip: supports remote control operation, laser brightness can be freely adjusted, and oblique line mode is supported.3. Configure touchpad: Press and hold H to increase brightness, press and hold V to increase brightness, and press in the middle to turn on strobe mode.4. Lithium ion batteries: Lithium ion batteries made from large capacity 18650 batteries have a longer battery life and can be recharged and recycled.5. Excellent visibility: The laser level adopts a high-precisions, stable, and high-intensity green light emitter, making the laser line more precise, bright, and bright. It can be used indoors or outdoors.SpecificationLaser power: 10mwLaser wavelength: 515nm (green)Laser accuracy: 1mm/6mEffective range: 15m/ 3m (indoor)Automatic leveling time: 8s/ 1sLaser line: 8/12/16Light direction: horizontal and verticalPower supply: lithium-ion batteryBattery life: 3h 0.5hWorking temperature: -15 ~50Working environment: Recommended indoorCharger specifications: 5V-1-2AMaterial: Aluminum alloy+ABSColor: GreenSize: 17 x 14 x 14 cmWeight: 800 gPackage Include:1x Professional laser level1x Large capacity lithium battery1x Charger1x Anti fall tool kit1x Instruction manual