Gooloo via Amazon offers the Gooloo Premium Digital Tire Inflator for $39.99. Coupon code "YSY4TMZX" cuts the price to $29.99. With free shipping, that's tied with last month's mention and the lowest price we could find by $18. It plugs into 12-volt cigarette lighter sockets and features a max pressure of 150 PSI and an LCD display. Deal ends April 20.