Features: Due to the for Linux system for Raspberry Pi Zero, the Pi Zero without NIC is inconvenient. However, most of operations are based on for linux's command line via ssh service, so a Network Adapter is required. The Pi zero Enc28j60 is a simple Network Adapter module for Raspberry Pi zero. It allows for Raspberry Pi zero to access the network smoothly, and it is easy to do system updates and software installation operations. Easy to assemble, easy to setup, official OS overlay support, s table and fast. Specifications: Compatibility : pi0 piw Size: 6.5*3cm/2.5*1.1in Weight: 19g(approx.) How to configure it: 1. Install the NIC module into for raspberry Pi. 2. Connect the network cable to ensure that your router supports DHCP and works well. 3. Burn the Raspbian image to TF card. 4. Edit the /boot/config.txt file by your favorite editor such as "nano" or "vim.tiny", and add the following parameter: dtoverlay=enc28j60 Then save the exit and reboot for raspberry Pi. NOTE: The module is tested only in raspbian environments. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. How to check if network adapter works well: Open a terminal and typing this command: ifconfig Package Includes: 1 x Enc28j60 Network Adapter Module .