Top deal: Mobile internet flat-rate (500 MB) free for 24 months

  

• Update: Offer expired
• An excellent offer from eteleon with no risks
• Get a Mein Base sim card with internet flat-rate for free
• Internet speed reduces after 500 MB of data download
• No one time connection fee
• Monthly payment: 11€. Therefore in 2 years, you will pay 264€ (24 * 11€) 
• Eteleon will pay back 264€ approximately 8 weeks after sim activation. So the effective price is  0€
• If you want to use the sim card to access internet on your laptop, pay 25€ (one time payment) and get a surf stick
• Remember to cancel the contract after 2 years (better to send a cancellation after you get the reimbursement of 264€). Otherwise from the 25th month onwards you have to pay 11€ per month

Here is the deal