Even though the cellular modem requires a signal to a cell tower, it can be a quick, hassle free and reliable alternative to an Ethernet connection. 

Dimensions: 5"H x 3"W x 1.25" D (12.7 cm H x 7.62 cm W x 3.18 cm D)

Weight:  0.56 lbs. (0.25 kg)

Input Voltage: 100-240 VAC 50/60 Hz

Power Usage: 0.6 Amp (max)

Power cord length: 6 Ft to UPS (1.83 m to UPS)