... charge with computer 5VDimension: 94 x 54 x 13mm, the world's smallest portable built-in module router Color: White, Black ... slot and WiFiThe EL-H650 series 3G Cellular Router, the world’s smallest portable 3G WiFi hotspot router, is designed for ... , oil field, weather forecast, environmental protection, street lamp control, post, bank and many other areas.Typical Diagram of Wireless 3G Router ...