SlickDeals has a great deal on Tello, you can use a $10 referral code and get 3 months of unlimited cell service, including 1GB of LTE for $4.25. You will need to hurry, this expires 8/20.
You can get $10 referral with https://tello.com/account/register?_referral=P33DZ6NN and pay $14.25-10=4.25 for 3 months
Valid until August 20th.
