The Wi-Fi Alliance defines Wi-Fi as any wireless local area network (WLAN) product based on the Institute of Electrical and Electronics Engineers ' (IEEE) 802.11 standards. However, the term Wi-Fi is used in general English as a synonym for  WLAN  since most modern WLANs are based on these standards. Wi-Fi is a trademark of the Wi-Fi Alliance.
LOCATION AND SIZE. Located in Central America at the southern tip of Mexico between the Caribbean Sea and the Pacific Ocean, Guatemala has a total area of 108,890 square kilometers (42,042 square miles), slightly smaller than that of the state of Tennessee.
To the south, Nicaragua has a border of 309 kilometers (192 miles) with Costa Rica. Its combined coastline is 910 kilometers (565 miles) in length. Nicaragua's total area is 130,688 square kilometers (50,446 square miles). This includes 120,254 square kilometers (46,430 square miles) of land and 9,240 square kilometers (3,568 square miles) of water.