Roypow I51 Multifunctional High Speed 12V Digital Tire Inflator Car Air Compressor with Removable Tire Gauge & EC5 Adapter (A Jump Starter Must Be Required For This Inflator Kit) For Automotive Use and Indoor/Outdoor Use: The RoyPow I51 air compressor set includes a DC 12V EC5 adapter at the base of RoyPow I50 air compressor, it allows to be directly powered by the almost all jump starters (Not Included in this Kit) with the EC5 output for indoor or outdoor use. So the I51 can not only be powered on via the car cigarette lighter socket, but also via the popular jump starter in the market with the EC5 adapter. Rapid inflation: Completely inflate a tire in approx. 3 minutes (Inflate Standard 195/65R15 Tire from 0 to 35psi), able to continue working for 30 minutes, extremely powerful. Intelligent pressure-preset function: Allow to preset the required air pressure for the tires on the digital tire gauge before inflation. The tire inflator will stop inflating once the pressure value has reached the preset value. The instant pressure value will also displays on the LCD during the inflation, fairly visible and easy to read. Unique Intimate Designs: Owing to the RoyPow exclusive design, the digital tire gauge can be detached from the tire inflator to measure the tire pressure independently; Also, the 3 built-in flashlight modes (illumination mode, SOS mode and strobe mode) meet all the possible emergency situation especially at night. Not only convenient, but also practical. Multi-purpose: 3 additional nozzles not only greatly adapt for all kinds of tires (car, scooter, truck, SUV, motorcycle, bike, caravan, lawnmower, etc.), but also fit to inflate sports balls (basketballs, footballs, volleyballs, athletic balls, beach balls, soccer balls, etc.), camping equipment (rafts, air mattresses, air cushion, etc.), toys (beach toys, pool accessories, etc.) and so on. Long-reach 10 feet of power cord and 18.5 inch of air Hose make it be used in more environments.