Features: 1.Easy To Install: The violin pickups are easy to install and can be attached to the instrument without professional installation. 2.Good Metal And Plastic: The pickups are made of excellent metal and plastic, which are not easy to wear and tear, ensuring durability and time. 3.Improves Sound Quality: The pickups help improve the sound quality of the violin by capturing the nuances of the sound and amplifying it. 4.Suitable For Different Stringed Instruments: Violin pickups are available for a range of stringed instruments, including violin, viola, cello and bass. 5.Portable: The small size and light weight of the pickups make them easy to carry around, making them ideal for live performance, recording or practice. specification:Item Type: Violin Pickup Material: Plastic, Metal Battery: 9V Battery x 1 ( Shipped Without Battery ) PackageList:1 x Pickup1 x Plug Hole Cable6 x Screws2 x Other Accessories