The NEW Fowler-Sylvac Ultralight IV, new design, new features, built-in Bluetooth transmitter. Specifications include... 0-40" / 1000mm Measuring Range 50µm / 0.002" Maximum Error 20µm / 0.0008" Repeatability 5 -10 N Measuring Force IP67 Rated Protection ± 9999.99mm / ± 399.9995" Presets 4.2 lbs Features include... Built-in Bluetooth New reinforced frame XXL display with .79" / 20mm high digits Increased accuracy Lengthened jaws 7.9" / 200mm New system for internal measurement Protected to IP67 Moveable left jaw Stainless steel titanium coated jaws Hold feature Preset function Min/Max functions Tolerance mode Internal and external measurement indicator New twin guided main beam Send data directly to a Bluetooth cell phone or Tablet with the FREE Sylvac BT Smart app. To be able to send data to a PC, you will need to also buy the Fowler USB Bluetooth Receiver for that PC. You can have up to 8 different gages sending data to the 1 PC through this Bluetooth Receiver. For details, Click Here.