Package Include:1 x Electronic Tuner1 x PickupSpecifications:Features:- Worked as tuner metronome and tone generator, good 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.- Super bright backlight, LED display(5.2 * 2.6cm), it can provide excellent visibility.- With a holder on back, it is easy to stand on the flat.- Powered by 2 * AAA batteries(not include).- Auto power off function, the device will turn off automatically if there is no signal present or operation in 3 minutes.- It can be used for the tuning of guitar, chromatic, bass, violin and ukulele.Tuning Mode: Chromatic, Guitar, Bass, Violin, UkulelePitch: 430-450HzTempo Precision: ±0.5centTempo Range: 30-260bpmBeat: 0,1,2,3,4,5,6,7,8,9Rhythm: 9 TypesTuning Mode: Mic, Pickup CablePower: 2 x AAA Batteries (not included)