(1) Pick up pocket wifi *Since it is fully charged, you can use them immediately (2) Push power button for 10 seconds located on the right side of device. (3) Yellow rights will be showing on the bottom and will be change to green in 1 minute. All systems are normal. (4) Now it’s time to connect to mobile devices. SSID->ID, KEY->PASSWORDS이다. SSID means ID and KEY means password for Wifi. (5) Now if you go to available wifi list on your phone, you can find same ID with SSID on the pocket wifi. Click on them and put key features in password. (6) Will be connected in a few seconds (Note) KT egg has big battery (3000Ma) so you do not need additional battery pack. You can recharge your phone with USB connecting cable.