That Daily Deal offers the InstaCharge 9,000mAh Dual USB Portable Battery Pack for $5.99 with free shipping. That's $44 off list and the lowest price we could find. It features a 1-amp USB-A port, 2.1-amp USB-A port, and micro USB cable with lighting adapter.

Note: The 12,000mAh version is also available for $3 more. That's $4 under our mention from three weeks ago and the lowest price we could find by $7.