Nova Tech US via Amazon offers its DBPower 500-amp Peak Car Jump Starter and 10,800mAh Portable Battery Pack for $39.99. Coupon code "OVBKYPYE" cuts it to $31.99. With free shipping, that's $3 under our mention from three weeks ago, $8 off, and the lowest price we could find. It features a 2.1-amp USB outlet, USB 3.0 outlet, LED power indicators, and an LED flashlight. Deal ends November 30.