This ready to go mobile broadband dongle from 3 is really easy to use: just plug the USB modem into your PC or laptop for easy internet access. Includes 3GB of data allowance which is enough for 30 hours surfing the web, 3000 emails or 96 music track downloads with download speeds up to 3.6Mbps. The dongle is pay as you go, so is easy to top-up and keep you on the web. It has a slim design with a MicroSD card slot. With Three’s new Pay per day Top-up you get 500MB internet allowance for just £2 per day. The Pay Per Day Top-Up voucher gives you credit that stays on your account until you use it, so you can buy more top-ups as and when they need them. The allowance expires midnight the day after you start using it and Three will send you a text when your allowance is about to run out. With Three’s Pay Per Day Top-up a customer will have up to 48 hours of internet access before the Top-up expires.