Features: 3 in 1 design: tuner, metronome and tone generator. The shell adopts premium environmentally friendly plastic, sturdy and durable. The largest and unique colorful LCD display ensures easy viewing under any condition. Equipped with 360 degree clip, it can be adjusted to perfect viewing angle. The clip opening is anti-slip, and able to clip onto the instrument stably. Sensitive and accurate tuning chromatic, guitar, bass, ukulele and violin. It will automatically shut down more than 5 minutes without operation, also the data will be saved. Energy saving, very practical. Specification: Condition: 100% Brand: Flanger Model: FMT-209 Material: Plastic + Electron Color: Black Tuning Item: Chromatic, Guitar, Bass, Ukulele, Violin Beat Value: 0,1,2,3,4,5,6,7,8,9 Duration: 0 - 8 Metronome Tempo:30 to 250bpm Tuning Range: 0A27.50 Hz - 8C4186 Hz A4 Frequency: 430 - 450Hz Tuning Accuracy: ± 1cent Power Source: 2 x AAA BatteriesNot included Folding DimensionsL * W * H: Approx. 10 * 4 * 5.5cm / 3.9 * 1.6 * 2.2in Weight: Approx. 95g Packing List: 1 x Tuner * Instruments on our pictures and batteries are not included.