Harbor Freight Tools offers the Chicago Electric 5-in-1 Portable Power Pack
for $89.99. Coupon code "SHOP20" cuts it to $71.99
. With $10.99
for shipping, that's $48 off and the lowest total price we could find. Sales tax is added where applicable. Features include an LED work light, 36" jump start cables, 260 PSI air compressor, 400-watt power inverter, and 600-watt battery jumpstart with 1,000-watt surge.