Fry's Electronics offers the Belkin 2.1-amp USB Swivel Charger, model no. F8Z630TT04, for $9.99. Add four to your cart to drop the price to $19.96. Opt for in-store pickup to dodge a shipping charge of around $7. That's the lowest price we could find for this quantity by $32. A 4-foot USB cable is included with each charger.