Stay connected wherever you may be with the huawei e5576 4g hotspot, a pocket-sized solution to low-cost travel wi-fi. specs: download speed: 150mbps upload speed: 50mbps sim card size: standard dimensions: 10 x 5.8 x 0.7 cm battery life: 6 hours share: connects up to 16 wi-fi enabled gadgets. travel: huawei e5576 can be used across europe, africa and asia use any network provider of your choice as the device is unlocked.