Gooloo via Amazon offers its Gooloo 12-volt Car Jump Starter and 18,000mAh Portable Battery Pack for $69.99. (Select "Regular Price" on the right side.) Coupon code "ZDEDFKRN" cuts that to $49.69. With free shipping, that's $20 off and the best price we could find, although we saw it for $8 less in April. It features an 800-amp peak output, dual USB ports, and built-in LED flashlight with three modes. Deal ends May 18.