Groupon cuts up to 75% off a selection of HDTVs, computers, headphones, smartwatches, and more during its Big Brand Electronics Sale. Shipping adds $3.99, but orders of $34.99 or more bag free shipping. A couple of best bets, both with free shipping:

• Dyson AM05 Hot + Cool Fan and Heater for $299.99 (same at QVC and ABC Vacuum Warehouse; low by $30)
• LG 43" 4K 120Hz LED LCD UHD Smart TV for $499.99 (pictured, low by $47)