The Stabila 06250 LD250BT Laser Distance Measuring Tool with Bluetooth is a compact laser measurer that wirelessly transfers measurement data from laser to tablet or smartphone. This device provides quick measureing results needed on the building site and is able to make rapid measurements with easy to operate functions. Additional features include large figures and illuminated display provide good readability, impact-resistant housing and shock-absorbing STABILA soft grip casing. It is designed for measurements up to 50 meters and runs on 2 AAA Alkaline batteries (included). Specifications: Typical Measureing Accuracy: 2.0 mmTypical Measuring Distance: (0.2 50 m)Laser Wavelength: 635 mBluetooth: YesFree App: YesBatteries Included: 2 x AAABattery Life: Up to 5,000 measurementsOutput: Protection Class: IP54Item Weight: 1 pound . It is a clas 2 laser with 0.95 mW

Key Features:

• Measure Distances Accurately & Wirelessly with Lasers and Bluetooth
• Easily Transfer Measurements to Your Smartphone or Tablet
• Large Figures & Illuminated Display
• Measures up to 50 Meters | Powered by only 2 AAA Batteries (Included!)
• Impact-Resistant Housing