andmiddot Automatic clip-on digital chromatic tuner for acoutic electric and bass guitarsandmiddot Built-in piezo vibration sensor for accurate tuningandmiddot Hands free quick and easy tuningandmiddot High sensitivity mic for acoustic guitars and other instrumentsandmiddot Backlit illuminated LCD displayandmiddot Easy backlit tuning colours red for out of tune blue for in tuneandmiddot Flat mode up to bbbb for alternative tuningsandmiddot Tuning range A0 27.50Hz to C8 4186.00Hzandmiddot A calibration 433-447Hz in 1Hz steps A 440Hz by defaultandmiddot Inlcudes a CR2032 coin battery Order Code L46AL