DB Roth via Amazon offers Prime members the Ivation Programmable Wireless Remote Outlet 4-Pack
, model no. IVRS401, for $29.99. Coupon code "6R8GO746" cuts it to $19.99
. Plus, Prime members bag free shipping
. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $6.92.) That's $10 under the lowest total price we could find for a 3-pack elsewhere. These outlets allow you to remotely switch on/off any appliance at the push of a button. Features include a frequency learning function, built-in child protection, and a range of up to 90 feet.