Features: This acoustic pickup delivers superior sound and high reproduction. This pickup is a pickup suitable for guitar speakers, used for adjustment. It is very suitable for vibrating string instruments, also a classical guitar pickup. The pickup is simple to install, easy to operate, and does not require a battery. It uses non marking glues, which will not harm the guitar panel and other instrument paint panels. Specifications: Material: Metal, Solid Wood Color: As The Picture Shows Package Weight: approx.45g Size: approx.5.6x3.97x2.02cm/2.20x1.56x0.79in (More Size Detail, Please See Photo.) Package Includes: 1Pc Guitar Pickup note: Please allow 1-2cm error due to manual measurement. Please 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. Thanks!