Stabila LD 250 BT with integrated Bluetooth Smart 4.0 technology for the wireless transfer of measurement data from the laser to a smartphone or tablet The Stabila LD 250 BT is easy-to-use with its four basic functions for measuring up to a distance of 50 metres. Ideal for everyone who works indoors and needs to easily document a high volume of measurements, therefore having a positive impact on productivity. The data is wirelessly transferred, via integrated Bluetooth Smart 4.0 technology, to your smartphone or tablet. There\'s no denying that this tool will save you an awful lot of time. Features: Compact, easy-to-use laser Integrated Bluetooth Smart 4.0 technology for the wireless transfer of measurement data from the laser to a smartphone or tablet Free STABILA Measures app lets you transfer measurements directly to photos of the building site or drawings 4 basic measuring functions: length, area, volume and continuous measurement Calculates measuring results quickly The large digits and display lighting make it very easy to read Impact-resistant housing with shock-absorbent STABILA soft grip casing ISO-certified distance measurer - the measuring range (0.2-50 m) and accuracy specifications (± 2.0 mm) fulfil international standard ISO 16331-1 Protection class IP 54: protection against dust deposits inside and against spray from all directions Comes With: 2 x AAA batteries Specification: Laser: class2 Output: < 1 mW Laser wavelength: 635 nm Accuracy: +/-2 mm Min. measuring range: 0.20 m Max. measuring range: 50 m Operating life (number of measurements): 5000 Storage option: No With data transfer: Yes Functions: 4 Protection class: IP 54