Features:
Worked as Tuner & Metronome, helper for novice.
Small and exquisite appearance, it is convenient to carry.
Two ways to pick up signal, with built-in mic or pickup cable.
bright backlight, LCD display(5.2 * 2.6cm), it can provide visibility.
With a holder on back, it is easy to stand on the flat.
Powered by 2 * AAA (NOT INCLUDED).
Auto off function, the device will turn off automatically if there is no signal present or operation in 3mins.
It can be used for the tuning of guitar, chromatic, bass, violin and ukulele.

Specifications:
Tuning mode: Chromatic, guitar, bass, violin, ukulele
: 430-450Hz
Tempo : ±0.5%
Tempo : 30-260bpm
: 0,1,2,3,4,5,6,7,8,9
Rhythm: 9 types
Tuning mode: Mic, Pickup cable
: 2 * AAA (not included)
Display size: Approx.5.2 * 2.6cm / 2 * 1in
Product weight: 65g / 2.3oz
Package size: 13 * 8 * 2.2cm / 5.12 * 3.15 * 0.87in
Package weight: 113g / 3.99oz

Note:
The guitar showed on the picture in not included.

Package List: I545
1 * Electronic Tuner
1 * Pickup