Dear. Please give us a message which color you like to buy. So that we can ship to you as soon as possible. Thank you! Color: black and silver Product packaging: 38*13*13cm Product size: 324*100mm Opening diameter: 9cm Shell material Material: aluminum alloy and engineering plastics Flame-retardant material: the module adopts flame-retardant PC Application: meeting room, office, cabinet Plug cable: 1.2m USB charging function: interface 2-bit USB charging Product model: PU series table Aperture size: diameter d=90mm Product color: silver and black Rated power supply: AC 110-220V 50Hz 10A< br>Product features: hidden design, simple installation Product packaging: 38*12*12cm Product configuration: general configuration 3-bit power socket + USB charging (optional module) Product weight product: 0.95kg Output wire: power cord shell Material: aluminum alloy + engineering plastic Scope of application: meeting room, office, fireproof cabinet Material: Fireproof PC is adopted for the module Product Features: 1. flexible installation mode, vertical, horizontal and inverted installation 2. hidden drawing design 3. The opening is simple, only a round hole needs to be opened on the desktop 4. adopt the combination installation of functional parts, and configure the socket of power supply, telephone, network audio, video and other strong and weak current modules according to the requirements of the user 5. The low current part is connected. Only lead the wiring to the socket position, and insert the plug directly into the socket interface hidden under the desk. Functions on the desktop can be used 6. There are two types of socket under the socket, the power socket and the low current module socket. How to use the socket Gently press the round cover of the socket, the round cover will pop out automatically from 1.5 cm, and pull the round cover by hand. Pull the plug to the lower limit, and insert the male end of the external wiring into the corresponding socket to use. When closing, pull out the plug from each information point, press the socket directly by hand to be flush with the outer frame, the integrated structure is automatically locked, and the operation is simple