Gooloo via Amazon offers the Gooloo 18,000mAh Portable Battery Pack and Car Jump Starter for $69.99. Coupon code "XQZJU5TH" drops it to $52.49. With free shipping, that's $4 under our December mention and the lowest price we could find by $28. It comes with jump start clamps and features dual USB ports, an LED light, and cigarette lighter socket. Deal ends March 31.