What's in the box:

Electric Bass Wired Control Plate Circuit Board with Knobs (Standard)

Features:
Pre-wired design, switch controls and knobs make it more convenient to adjust.
Suitable for bass guitar, great replacement accessory for bass player.
Well polished surface and white color with pear grain make it more beautiful.
Comes with 4 screws for convenient assembling.
Dimension is about 10.6 * 3.3 * 3.1cm / 4.17 * 1.30 * 1.22in.

Specifications:
Color: White
Main Material: Plastic
Dimension: 10.6 * 3.3 * 3.1cm / 4.17 * 1.30 * 1.22in
Package Size: 13 * 8.7 * 2cm / 5.12 * 3.43 * 0.79in
Package Weight: 58g / 2.05oz

Packing List:
1 * Control Board
4 * Screws