eno ET-05V clip-on tuner is professionally designed for violin family, it features violin, viola, cello, double bass and chromatic tuning items, full color LED display, free 360 degree angle adjustment, easy for viewing and operation, sturdy clip designed with for firmly clamping on the instrument. High and great sensitivity, it is optimal choice for your instruments. Features: Professional tuner with multiple tuning items including violin, viola, cello, double bass and chromatic. 430Hz~450Hz A4 , A0(27.5HZ)~C8(4186HZ) tuning , high and great sensitivity. Full color LCD display, clearly indicating the cent scale, tuning status, name and tuning mode, easy to read. Sturdy clip designed with for firmly clamping on the headstock. Finest vibration sensor for it is directly detects the vibration from the instruments. One button for choose tuning items, pretty simple for operation. Free 360 degree angle adjustment for easier viewing, exquisite size and lightweight for expedient playing. Powered by 1 * CR2032 lithium battery(not included). Specifications: Brand: eno Model: ET-05V Display: Colorful LCD Tuning Item: Violin / Viola / Cello / Double Bass / Chromatic Tuning : A0(27.5HZ)~C8(4186HZ) A4 Frequency: 430Hz~450Hz Power Supply: 3V(CR2032) Lithium Battery(Not Included) Item Weight: 24g / 0.9oz Package Size: 6.5 * 4.5 * 3.5cm / 2.6 * 1.8 * 1.4in Package Weight: 33g / 1.2oz Package List: 1 * Clip Tuner 1 * User Manual(English / Chinese) Note: The instrument is not included. The battery not included.