WST-640G 1.2" LCD Clip-On Tuner for Guitar - Black (1 x CR2032)
Model: WST-640G - Color: Black - ABS material housing - 1.2" LCD display - Intelligent non-button clip-on tuner - Auto start when it stand up and off when lay down - Built-in buzzer pickup for non-interference tuner - Auto power off after 5 minutes without any operation - Tuning range: A0 (27.5Hz) ~C8 (4186Hz) - Tuning item: Guitar - Tuning accuracy: +/-1 cent - A4 range: 440Hz - Pickup method: Clip-on - Pickup mode: Auto - Powered by 1 x CR2032 (included) - Comes with Chinese / English user manual