Hans US via Amazon offers the Tacklife 12-volt Digital Air Compressor Pump / Tire Inflator for $42.97. Coupon code "OMU6LWRT" cuts it to $27.93. With free shipping, that's $15 off and the lowest price we could find, although we saw it for $2 less in March. Deal ends June 16. It plugs into your vehicle's cigarette lighter socket and features:
  • pressure readings in PSI, kPa, or bars
  • preset function
  • 2-mode LED light
  • auto-shutoff and overheat protection
  • four nozzles with storage bag