Features:
Chromatic tuner pedal for electric, acoustic guitar and bass.
True bypass circuitry allows the signal going straight from the IN to the OUT.
Bright display for reading the tuning information easily.
Mini size and metal, very and easy to store.

Specifications:
Material: Metal
Tuning : 12Hz-4186Hz(C8)
Input: 1/4" Monaural Jack (Impedance: 470 Ohms)
Output: 1/4" Monaural Jack (Impedance: 100 Ohms)
Display: Screen
Item Size: 9.5 * 4 * 5cm / 3.7 * 1.6 * 2in
Item Weight: 180g / 6.4oz

Package Included:
1x Tuner Pedal
1x User Manual

Note:
The power adapter is not included.(Power Supply: DC 9V