Ability to measure bolts 25.40m long • Quantities - Elongation, Load, Stress, Strain and Time (nanoseconds) • Automatic correlation ensures accurate and repeatable transducer placement • Custom auto calibration • Sunlight readable colour screen • Built-in rechargeable batteries and 6AA emergency battery backup option • 4GB internal SD card and a 64GB external SD card memory slot • Data transfer to Windows PC or Apple computer via a USB 1.1 port • Analog, serial & alarm outputs • Fully compatible with original handheld Echometer including data transfer and ancillary equipment • Supplied in strong metal case • Two-year warranty