Features:
Small and exquisite appearance, it is convenient to carry.
With auto & manual tuning modes.
A chromatic guitar, bass and violin tuner, with 3 tuning guide LEDs.
Advanced digital signal processor with LCD simulated meter for easy and accurate tuning.
With internal microphone for acoustic instrument, it is easy to operate.
With input jack for electric instrument.
It can adjust the tuning note and pitch as required.

Specifications:
Color: Black
Material: Plastic
Battery: 2 * AAA battery 1.5V(the battery is not included)
Mode: Auto & Manual tuning mode
Tuning range: A0(27.50Hz)--C8(4,186.00Hz)
Tuning note: Chromatic mode: C, C#, D, D#, E, F, F#, G, G#, A, A#, B
Guitar mode: 7B, 6E, 5A, 4D, 3G, 2B, 1E
Bass mode: LB, 4E, 3A, 2D, 1G, HC
Violin mode: 4G, 3D, 2A, 1E
Accuracy: +/- 0.5 Cents
Pitch range: 433-447Hz(1Hz Step)
Indicator: LCD & 3 LEDs
Input: Input jack for electric instruments tuning, condenser microphone for acoustic instruments tuning
Item weight: 67g
Package weight: 80g
Item size: 9.3 * 6.5 * 1.7cm
Package size: 10.5 * 6.8 * 2.0cm

Package including:
1 * Chromatic tuner
1 * User manual