This computers monitor no need additional supplys, just need a USB cable to achieve its functions. The 3.5inch screen has multiple themes for you to use directly. You can use it to monitor your computers easily.

Features:
This computers monitor no need additional supplys, just need a USB cable to achieve its functions.
This LCD monitor can be used in various Linux systems such as Wins and Raspberry Pi.
There are several configuration themes on the system to help you get started as soon as possible.
This computers monitor can help you to understand your computers more easily and comprehensively.
The portable size makes it suitable for directly installing on the chassis.

Specifications:
Material: printed circuit board
Type: a screen, screen+base, screen+base+ USB hub (optional)
Screen size: 3.5inch
Item size: 92 * 58 * 7mm / 3.6 * 2.3 * 0.3in
Item weight: 44g / 1.6ounce
Package size:
Screen: 120 * 92 * 70mm / 4.7 * 3.6 * 2.8in
Screen+base: 120 * 92 * 70mm / 4.7 * 3.6 * 2.8in
Screen+base+ USB hub: 205 * 136 * 110mm / 8.1 * 5.4 * 4.3in
Package weight:
Screen: 124g / 4.4ounce
Screen+base: 206g / 7.3ounce
Screen+base+ USB hub: 289g / 10.2ounce

A Screen Packing List:
1 * Screen
1 * Cable
1 * Bracket

OR

Screen+Base Packing List:
1 * Screen
1 * Cable
1 * Bracket
1 * Base

OR

Screen+Base+USB Hub Packing List:
1 * Screen
1 * Cable
1 * Bracket
1 * Base
1 * USB Hub