Swiff B71 Dog Brown Chromatic Ukulele Tuner.The Swiff B71 Clip-On Cartoon DOG Chromatic Tuner works with most stringed instruments, it is easy to operate even under darkened stage conditions. Built-in vibration sensor for accurate tuning in noisy areas.
One-handed 360 swivel clamp
Color-changing backlight (blue means out of tune and green means in tune)
Accurate tuning in noisy areas
Improved software for faster response and improved accuracy
Large LCD that's easy to read in the dark
Tuning Scale: Chromatic, Guitar, Bass, Violin, Ukulele
Tuning Mode: Vibration
Tuning Range: A0 (27.50 Hz) - C8 (4186 Hz)
Calibration: A4 = 440Hz
Response Time: Power: 3V (CR2032 Lithium battery, included)
Dimensions: 72mm x 51mm x 29mm (without clip)
Weight: 39g(without battery)
Very happy with products bought. Picked them online as gifts for my dad. He was very pleased with them.