Features: brand new and high quality This 3 band guitar pickup is designed with LCD screen, is clear and easy to read. The sliding button is easy to operate and let you can easily control 3 bands. As well as giving your guitar a modern look, the backlight LCD ensures visibility in all lighting conditions. The light will show if the string is flat, for sharp or in-tune. The pickup features a note function for manual string tuning as well as an auto mode which will detect the string you are tuning automatically. The built-in tuner will be preferable over a clip-on tuner in noisy conditions. The indicators will ensure your guitar will for always be perfectly in tune. You can use it to tune your guitar,you can connect the guitar with your speaker. Strong and for tough plastic housing, you can use it for a long for time,not easy to be damaged. Specifications: Material: ABS Color: Black Package Weight: approx.100g Size: approx.70x48x36mm/2.75x1.89x1.42in Package Includes: 1 Set of Guitar Equalizer note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!