Stanley Laser Distance Measurer *Self Leveling: No *Product Type: Laser Distance Measurer *Indoor and Outdoor: Indoor *Waterproof: No *Batteries Included: No *Case Included: No *LED Display: Yes *Wireless Remote Control Included: No *Accurate Within: 40 ft. *Accessories Included: No *Allows one person to measure up to 40' without assistance *Intuitively designed toggle button features three measuring modes: length, area, and volume * Choose between English or Metric modes *Large, easy-to-read LCD screen * LCD displays last three measurements for quick reference *Accurate measurements (+/-0.5%) you can rely on *Automatically calculates area and volume *Manual addition mode for specialized calculations (i.e., perimeter) * Requires 9 volt battery (not included)