Amazon offers Prime members the T-Fal 1-Liter Balanced Living Electric Mini Kettle in Black, model no. BF6138US, for $18.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $9.95.) That's tied as the lowest total price we've seen and the best today by $4. This 1,750-watt kettle features a 360° rotating base, locking lid, water level viewing window, and variable temperatures.