AnkerDirect via Amazon offers the Anker 40-watt 5-Port USB Charger in White, model no. AK-71AN7105-W5A, for $25.99. Coupon code "6DOF7105" cuts it to $19.99. Plus, Prime members receive free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, it adds $6.55.) That's the lowest total price we could find by $6, although we saw it for a buck less three weeks ago. It's compatible with most USB-charged devices.