Patuoxun via Amazon discounts a selection of Mpow USB 3.0 hubs via the coupon codes listed below. Plus, Prime members bag free shipping on all orders. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it starts at $8.19.) The deals, with prices after coupons:

• Mpow 4-Port Portable USB 3.0 Hub in White for $9.99 via "MPOW04TE" (pictured, $26 off)
• Mpow 4-Port Portable USB 3.0 Hub in Black for $11.03 via "MPOW04BL" ($25 off)
• Mpow 4-Port Portable USB 3.0 Hub w/ 3.3-ft USB 3.0 Cable for $14.03 via "MPOWCABL" ($32 off)
• Mpow 7-Port USB 3.0 Hub w/ Detachable USB 3.0 Cables for $22.03 via "MPOW07WO" ($34 off)
• Mpow 7-Port USB 3.0 Hub w/ 30W Power Adapter for $37.99 via "MPOW07AL" ($32 off)