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To get the discount, head over to Twelve South's official Amazon page for the HiRise Duet, add the dock to your cart, and enter the promo code 30DUET during checkout. For Amazon Prime members with free two-day shipping, this marks the stand down to $89.99 from $119.99, excluding tax. The MacRumors exclusive HiRise Duet code will run through Saturday, April 28, so be sure to take advantage of the deal before that date if you're interested. Twelve South notes that this is the largest discount it has ever offered on the HiRise Duet.
In other deals happening today, Best Buy is discounting both the Nest Learning Thermostat and lower-cost Nest Thermostat E, but only for My Best Buy members. If you have an account, you can get the third-generation Nest Learning Thermostat for $199.99, down from $249.99, and the Nest Thermostat E for $139.00, down from $169.00. Best Buy's sale prices are some of the best deals online for Nest's thermostats this week, coming in about $10 to $20 cheaper than Amazon and Walmart.
Also notable is Belkin's first discount on the Boost Up Wireless Charging Pad, compatible with Apple's iPhone X, 8, and 8 Plus. United States users can get the Qi mat for 20 percent off through May 12, with the accessory priced at $47.99, down from $59.99. Sales on the device are also hitting Amazon, where Belkin's official store has the Boost Up mat for $44.99 as of writing. Belkin's Qi accessory was one of the devices promoted by Apple following the debut of the new iPhones last year, along with Mophie, but on Apple.com the Boost Up device remains $59.95.
For more information on the latest sales happening this week -- including $200 off select MacBook Pro models at Best Buy -- be sure to visit our full Deals Roundup.