Newegg offers the Sony PlayStation 4 DualShock 4 Charging Station, model no. 3000389, for $9.99. Coupon code "EMCEHEJ44" drops it to $4.99. With $2.99 for shipping, that's $5 under our December mention and the lowest total price we could find by $7. It's compatible with both DualShock 4 and PS Move controllers.

Of note, the coupon can only be used once per account.