Newegg offers the Anker 25-watt 5-Port Desktop USB Charger in Black, model no. 71AN7111-B5A, for $17.99. Coupon code "EMCWPGP24" drops it to $13.99. With free shipping, that's $2 under our September mention and the lowest total price we've seen. (It's the best deal now by $2.) It's compatible with most USB-charged devices.