Features:

Three Modes
Easy tuning for violin, viola/cello, or bass.

Auto Tuning
Selects the note closest to the tone that is played into the tuner for fast, accurate tuning.

LCD Display
Easy to read needle display.

LED Lights
Makes it easy to see if you are sharp, flat, or in tune.

1/4" Input/Output Jacks
Allows you to tune without unplugging.

Specifications:

Note setting range: A0 (27Hz) - C8 (4186Hz)
Accuracy: Plus or minus one (1) cent
Standard Pitch Setting Range: A4 = 435 - 446Hz (1Hz steps)
Input: Condenser microphone, 1/4- input jack
Output: 1/4" output jack
Power Source: 9V dry cell battery
Battery Life: Approximately 50 hrs. (AUTO mode)
Dimensions: Width: 4.6" (118mm). Height: 2.5" (63mm). Depth: 1.0" (24.5mm)
Weight: 4.6 oz (130g) including battery

[Model: YT-240]